10th Class Mathematics Related to Competitive Exam Question Bank

done Commercial Mathematics Total Questions - 124

• question_answer1)
  If the price of potatoes is reduced by 25%, one can buy 6.25 kg more for Rs. 100. The reduced price of potatoes is
  A)
   Rs. 3 per kg        done clear
  B)
   Rs. 3.50 per kg done clear
  C)
   Rs. 4 per kg      done clear
  D)
          Rs. 4.50 per kg   done clear
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• question_answer2)
  If selling price of 16 items is same as the cost price of 20 items, then there is a
  A)
   loss of 20%       done clear
  B)
   loss of 25% done clear
  C)
   gain of 20%      done clear
  D)
   gain of 25%   done clear
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• question_answer3)
  During a period of two years, a principal of Rs. 100 amounts to Rs. 121 at the annual compount rate of r%. The value of r will be
  A)
   9                             done clear
  B)
          10   done clear
  C)
   \[\frac{21}{2}\]                done clear
  D)
          11 done clear
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• question_answer4)
  The compound interest of Rs. 1,000 at the rate of 10% will be Rs. 210 in
  A)
   one year             done clear
  B)
   two years   done clear
  C)
   three years       done clear
  D)
   four years done clear
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• question_answer5)
  The difference between simple and compound interest on Rs. 5,000 for three years al the annual interest rate of 10% is
  A)
   Rs. 300                 done clear
  B)
   Rs. 250 done clear
  C)
   Rs. 155             done clear
  D)
          Rs. 150 done clear
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• question_answer6)
  A bag contains Rs. 90 in coins. If coins of 50 paise, 25 paise and 10 paise are in the ratio 2:3: 5, then the number of 25 paise coins in the Bag is
  A)
   80                                          done clear
  B)
   100 done clear
  C)
   120                          done clear
  D)
          35 done clear
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• question_answer7)
  A man loses \[12\frac{1}{2}\]% of his money and after spending 70% of the remainder, he was left with Rs. 210. The money that he had at the beginning is                    
  A)
   Rs. 810                                 done clear
  B)
   Rs. 800   done clear
  C)
   Rs. 790                 done clear
  D)
          Rs. 780 done clear
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• question_answer8)
  A man's salary is reduced by 10%. In order to have his salary back to the original amount, it must be raised by
  A)
   8%                         done clear
  B)
          10% done clear
  C)
   11%                         done clear
  D)
          12% done clear
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• question_answer9)
  What percent of 8.25 m is 75 cm ?
  A)
   \[\frac{150}{11}\]%                        done clear
  B)
   \[\frac{75}{11}%\] done clear
  C)
   \[\frac{80}{11}%\]             done clear
  D)
  \[\frac{100}{11}%\]   done clear
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• question_answer10)
  A person borrowed Rs. 1500 at the rate of 5% per annum S.I. What amount will he pay to clear the debt after 4 years?
  A)
   Rs. 2000               done clear
  B)
   Rs. 1880 done clear
  C)
   Rs. 1800           done clear
  D)
          Rs. 1600 done clear
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• question_answer11)
  Rajan borrowed Rs. 50,000 from Rakesh at simple interest. After 3 years, Rakesh got Rs. 3000 more than what he had given to Rajan. What was the rate of interest per annum?
  A)
   2%                                           done clear
  B)
   5% done clear
  C)
   8%                         done clear
  D)
          10% done clear
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• question_answer12)
  Rakesh took a loan for 7 years at the rate of 6% p.a. S.I. If the total interest paid was Rs. 2100, the principal was
  A)
   Rs. 4400               done clear
  B)
   Rs. 4800 done clear
  C)
   Rs. 5000           done clear
  D)
          Rs. 5200 done clear
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• question_answer13)
  How much should money lender lend at simple rate of interest of 15% in order to have Rs. 3234 at the end of \[1\frac{1}{2}\] years ?
  A)
   Rs. 1640          done clear
  B)
          Rs. 2620 done clear
  C)
   Rs. 2610         done clear
  D)
          Rs. 2640   done clear
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• question_answer14)
  If an amount Rs. 8000 becomes to Rs. 9200 in 3 years at simple interest. If the rate of interest is increased by 3%, it would amount to?
  A)
   Rs. 9920            done clear
  B)
          Rs. 10560 done clear
  C)
   Rs. 11120         done clear
  D)
          Rs. 11820 done clear
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• question_answer15)
  In an examination, 34% of the candidates fail in Arithmetic and 42% in English. If 20% fail in Arithmetic and English, the percentage of those passing in both subjects is
  A)
   44                            done clear
  B)
          45 done clear
  C)
   46                          done clear
  D)
          47 done clear
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• question_answer16)
  A reduction of 20% in the price of rice enables a person to buy 3.5 kg more for Rs. 77. Then the original price per kg is
  A)
   Rs. 4f00               done clear
  B)
   Rs. 4.50 done clear
  C)
   Rs. 5.00           done clear
  D)
          Rs. 5.50   done clear
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• question_answer17)
  When the price of eggs is reduced by 20% it enables a man to buy 20 more eggs for Rs. 40. Then the reduced price per egg is
  A)
   38 paise           done clear
  B)
          40 paise   done clear
  C)
   42 paise          done clear
  D)
          44 paise done clear
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• question_answer18)
  What percentage of a day is one hour and 45 minutes?
  A)
   7.218%           done clear
  B)
          8.3% done clear
  C)
   7.291%                                   done clear
  D)
   None of these done clear
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• question_answer19)
  A candidate gets 71% of votes and wins the election by 756 votes. If there are two candidates then the total number of votes is
  A)
   1,800                done clear
  B)
          1,850 done clear
  C)
   1,860              done clear
  D)
          1,890 done clear
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• question_answer20)
  A gets 10% more than B. Then B gets
  A)
   10% more than A done clear
  B)
   10% less than A done clear
  C)
   \[9\frac{1}{11}\]% more than A done clear
  D)
   None of these   done clear
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• question_answer21)
  If\[A:B=3:4\]and B : C = 5 : 6, then A : C is
  A)
   5 : 9                       done clear
  B)
          3 : 4 done clear
  C)
   1: 2                        done clear
  D)
          5:8   done clear
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• question_answer22)
  A person purchases 20 litres of juice at Rs. 2.20 per litre and diluted it with water to make the contents 22 litres. In order to earn 10% profit he should sell the juice at
  A)
   Rs. 2.20            done clear
  B)
          Rs. 2.00 done clear
  C)
   Rs.2.35           done clear
  D)
          Rs. 2.40 done clear
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• question_answer23)
  The manufacturer A of a certain item sells it to a wholesaler at a profit of 20% on his manufacturing cost. The wholesaler sells it to a retailer at a profit of 25% and the retailer sells it to a consumer at a profit of 20%. The price paid by the consumer over and above manufacturing cost will be
  A)
   65%                                       done clear
  B)
   80%   done clear
  C)
   85%                       done clear
  D)
          90% done clear
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• question_answer24)
  The difference between simple interest and compound interest at yearly intervals on Rs. 3000 for 2 years at 6% is
  A)
   Rs. 20.80          done clear
  B)
          Rs. 15.80 done clear
  C)
   Rs.10.80            done clear
  D)
          Rs.9.80 done clear
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• question_answer25)
  The population of small town is increased by \[\frac{15}{2}\] %per annum for two years. If the present population is 73, 960, then two years before the population was
  A)
   68,000            done clear
  B)
          70,000 done clear
  C)
   64,000              done clear
  D)
          60,000 done clear
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• question_answer26)
  A person sold two almirah for Rs. 1,980 each. On one he gained 10% while on other he lost 10%. In the bargain he
  A)
   gained 2%        done clear
  B)
          lost 1%   done clear
  C)
   gained 10%       done clear
  D)
          none of these done clear
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• question_answer27)
  By selling a suitcase for Rs. 570, a man loses 5%. At what price must he sell it to gain 5%?
  A)
   Rs.630                                    done clear
  B)
   Rs. 650 done clear
  C)
   Rs. 580                 done clear
  D)
          Rs. 620 done clear
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• question_answer28)
  A, B, C earn Rs. 1, 980 in total. They earth it in the ratio of 2 : 1 and 3 : 2 respectively, then B earned
  A)
   Rs. 500                 done clear
  B)
   Rs. 520 done clear
  C)
   Rs. 540             done clear
  D)
          Rs. 560 done clear
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• question_answer29)
  A certain sum of money Q was deposited for 5 years and 4 months at -'1.5% simple interest and mounted to Rs. 248. Then the value of Q is
  A)
   Rs. 200                   done clear
  B)
   Rs. 210 done clear
  C)
   Rs. 220           done clear
  D)
          Rs. 240 done clear
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• question_answer30)
  A person purchased 10 dozen pens at the rate of Rs. 4 per dozen. On checking, he found that 20 pens were not working. In order to earn 25% he should sell the remaining pens, each at
  A)
   40 paise               done clear
  B)
   45 paise done clear
  C)
   50 paise            done clear
  D)
          55 paise done clear
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• question_answer31)
  A shopkeeper professes to sell the goods at cost price but he uses a weight of 900 grams for a kilogram. Then his gain percent is            
  A)
  \[\frac{100}{9}%\]              done clear
  B)
          \[\frac{100}{8}%\] done clear
  C)
   \[\frac{100}{7}%\]          done clear
  D)
          \[\frac{100}{6}%\] done clear
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• question_answer32)
  A candidate v/ho gets 30% of the marks in an examination fails by 50 marks. Another candidate who gets 320 marks fails by 30 marks. Then the maximum marks is
  A)
   800                        done clear
  B)
          900 done clear
  C)
   1,000                      done clear
  D)
          1,100 done clear
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• question_answer33)
  Let Rs. 300 be borrowed for 8 months. Then which one of the following will be the correct period of lending of Rs. 400 in return, provided the rate of interest in both the cases is same and the interest received in each case the same?
  A)
   4 months        done clear
  B)
          5 months done clear
  C)
   \[5\frac{1}{2}\] months      done clear
  D)
          6 months   done clear
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• question_answer34)
  If a sum of money placed at compound interest doubles itself in 5 years, then the same amount of money will be 8 times of itself in
  A)
   25 years          done clear
  B)
          20 years done clear
  C)
   15 years            done clear
  D)
          10 years done clear
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• question_answer35)
  A began business with Rs. 4,500 and was joined afterwards by B with Rs. 5,400. If the profit at the end of the year was divided in the ratio of 2 : 1, then the time of joining B was after
  A)
   5 months            done clear
  B)
   7 months   done clear
  C)
   8 months        done clear
  D)
          9 months done clear
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• question_answer36)
  A man deposited Rs. 8,000 in a bank for 3 years at 5% per annum compound interest. After 3 years he will get
  A)
   Rs. 8,800             done clear
  B)
   Rs. 9,000 done clear
  C)
   Rs.9,200              done clear
  D)
          Rs. 9,261   done clear
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• question_answer37)
  Which discount series in profitable to the buyer 25%, 12%, 3% or 18%, 17%, 5% ?
  A)
   First   done clear
  B)
   Second done clear
  C)
   Both done clear
  D)
   Neither first nor second done clear
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• question_answer38)
  The list price of a parker pen is Rs. 160 and a customer buys it for Rs. 122.40 after two successive discounts. If first is 10% then the second is
  A)
   18%                       done clear
  B)
          17% done clear
  C)
   16%                       done clear
  D)
          15%   done clear
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• question_answer39)
  A and B invest Rs. 200 and Rs. 300 respectively in a business for a period for three years and two years respectively. Then the profit will be divided into the ratio of
  A)
   4 : 3 done clear
  B)
   2 : 3 done clear
  C)
   1:1   done clear
  D)
   6:5 done clear
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• question_answer40)
  In an election 15% of voters did not vote A candidate who got 62.5% of votes cast was declared elected by 3,400 votes. Then the total number of votes are
  A)
   15,000                  done clear
  B)
   16,000   done clear
  C)
   17,000            done clear
  D)
          19,000 done clear
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• question_answer41)
  The total number of candidates at examination, if 31% fail and the number of falling students is 248, is
  A)
   800                                          done clear
  B)
   900 done clear
  C)
   1,000                    done clear
  D)
          1,100 done clear
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• question_answer42)
  A certain sum of money lent out at S.I. amounts to Rs. 6900 in 3 years and Rs. 7500 in 5 years The sum lent is
  A)
   Rs. 4000               done clear
  B)
   Rs. 4500 done clear
  C)
   Rs. 5000         done clear
  D)
          Rs. 6000   done clear
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• question_answer43)
  For how many years should Rs. 1200 be invested at 10% p.a. in order to earn the same simple interest as is earned by investing Rs. 1800 at 12% p.a. for 5 years?
  A)
   9                               done clear
  B)
          10 done clear
  C)
   12                          done clear
  D)
          11 done clear
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• question_answer44)
  A sum of money was lent at simple interest at 11% p.a. for \[3\frac{1}{2}\] years and \[4\frac{1}{2}\] years respectively. If the difference in interests for two periods was Rs. 5500, then the sum is
  A)
   Rs. 50050        done clear
  B)
          Rs. 55000 done clear
  C)
   Rs. 50000          done clear
  D)
          Rs. 50500 done clear
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• question_answer45)
  Rajan lent Rs. 1200 to Rakesh for 3 years at a certain rate of interest and Rs. 1000 to Mukesh for the same time at the same rate. If he gets Rs. 50 more from Rakesh than from Mukesh, then the rate percent
  A)
   \[8\frac{1}{3}%\]                done clear
  B)
          \[6\frac{2}{3}%\] done clear
  C)
   \[10\frac{1}{3}%\]            done clear
  D)
          \[9\frac{2}{3}%\] done clear
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• question_answer46)
  The difference between the interests received from Canara Bank and Punjab & Sind Bank on Rs. 500 for 2 years, is Rs. 2.50. The difference between their rates is
  A)
   1%                         done clear
  B)
          0.5% done clear
  C)
   0.25%                     done clear
  D)
          2.5% done clear
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• question_answer47)
  The simple interest on Rs. 18200 from March 9, 2001 to May 21, 2001 at \[7\frac{3}{4}%\] rate will be
  A)
   Rs. 290           done clear
  B)
          Rs. 273   done clear
  C)
   Rs. 288           done clear
  D)
          Rs. 225 done clear
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• question_answer48)
  A money lender finds that due to a fall in the rate of interest from 8% to \[7\frac{3}{4}%\], his yearly income diminishes by Rs. 615. His capital is
  A)
   Rs. 260000       done clear
  B)
          Rs. 246000   done clear
  C)
   Rs. 238000       done clear
  D)
          Rs. 224000 done clear
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• question_answer49)
  Anil invests Rs. 3,000 for a year and Sunil joins him with Rs. 2,000 after 4 months. After the year they receive a return of Rs 2,600. Sunil?s share is
  A)
   Rs.800                    done clear
  B)
          Rs. 1,000 done clear
  C)
   Rs. 750           done clear
  D)
          Rs. 900 done clear
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• question_answer50)
  The compound interest for a certain sum at 5% per annum for first year is 25. The simple interest for the same money at 5% for two years will be rupees
  A)
   40                          done clear
  B)
          50   done clear
  C)
   60                          done clear
  D)
          70 done clear
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• question_answer51)
  Four dealers advertise the same list price for a TV set. Which one of the following discount series is more advantageous to the customer?
  A)
   25% and 8%     done clear
  B)
          22% and 8% done clear
  C)
   25% and 9%     done clear
  D)
          25% and 10%   done clear
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• question_answer52)
  A person walks from his house at a speed of 4 km/hr and reaches his school 5 minutes late. If his speed has been 5 km/hr, he would have reached 10 minutes earlier. The distance of the school from his house is
  A)
   5 km             done clear
  B)
          6 km done clear
  C)
   7 km                                     done clear
  D)
   8 km done clear
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• question_answer53)
  A sum of money at compound interest becomes double of itself in 15 yrs. The rate of interest is
  A)
   5.1%                     done clear
  B)
          5% done clear
  C)
   4.7%                       done clear
  D)
          4.8% done clear
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• question_answer54)
  A sum of money at compound interest is doubled in 20 years. Then the number of years required to treble itself are
  A)
   32 years            done clear
  B)
          35 years done clear
  C)
   40 years          done clear
  D)
          45 years done clear
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• question_answer55)
  The difference between the simple and compound interest on a certain sum for 3 years at 10% per annum is Rs. 63.86. Then the sum is
  A)
   Rs. 2,600         done clear
  B)
          Rs. 2,006 done clear
  C)
   Rs. 2,060           done clear
  D)
          Rs. 2,080 done clear
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• question_answer56)
  A started business with Rs. 4,500 and B joined afterwards with Rs. 3,000. If the profits at the end of one years were divided in the ratio 2 : 1 respectively, then B would have joined A for business after
  A)
   1 month         done clear
  B)
          2 months done clear
  C)
   3 months          done clear
  D)
          4 months done clear
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• question_answer57)
  A shopkeeper gives a discount of 25% on the marked price of an article and still earns a profit of 20% on his outlay, If he had not given any discount, then the profit on his outlay would have been
  A)
   45%                       done clear
  B)
          50% done clear
  C)
   55%                       done clear
  D)
          60%   done clear
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• question_answer58)
  An article marked at Rs 135 is sold for Rs 118.80. Then the rate of discount offered is
  A)
   10%                                       done clear
  B)
   12%   done clear
  C)
   14%                       done clear
  D)
          16% done clear
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• question_answer59)
  The simple interest on a sum of money deposited for 6 years at 4.5% per annum is Rs. 270, then the sum is
  A)
   Rs. 1,000               done clear
  B)
   Rs. 1,050 done clear
  C)
   Rs. 1,075         done clear
  D)
          Rs. 2,000 done clear
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• question_answer60)
  A bank pays 5% rate of interest semi annually, interest being calculated half yearly. A sum of Rs. 400 is deposited in the bank. The amount at the end of 1 year will be
  A)
   Rs. 440                 done clear
  B)
   Rs. 439 done clear
  C)
   Rs. 441.00          done clear
  D)
          Rs. 442 done clear
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• question_answer61)
  If three numbers are in the ratio 3:2:5 and they are such that the sum of their squares is equal to 1,862, the middle one is
  A)
   11                                          done clear
  B)
   12 done clear
  C)
   13                          done clear
  D)
          14   done clear
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• question_answer62)
  The average of twenty results is 18, that of first 9 is 14 and that of last 9 is 17. The average of middle two results is
  A)
   45                          done clear
  B)
          50.5 done clear
  C)
   40.5                         done clear
  D)
          51.5 done clear
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• question_answer63)
  If 391 is divided into three parts proportional to \[\frac{1}{2}:\frac{2}{3}:3\], then the first part is
  A)
   150                        done clear
  B)
          160 done clear
  C)
   180                        done clear
  D)
          None of these   done clear
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• question_answer64)
  Pipe A can fill a tank in 4 hours and pipe B can fill it in 6 hours. If they are opened at alternate hours and if pipe A is opened first, in how many hour will the tank be filled?
  A)
   5 hour                  done clear
  B)
          \[5\frac{2}{3}\] hours done clear
  C)
   4 hours          done clear
  D)
          \[4\frac{2}{3}\]hours   done clear
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• question_answer65)
  A can do a piece of Work in 40 days. He worked at it for 5 days, then B finished it in 21 days. The number of days that A and B take together td finish the work are
  A)
   15 days                  done clear
  B)
   14 days done clear
  C)
   13 days                done clear
  D)
          10 days done clear
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• question_answer66)
  If X, Y, Z are the three sums of money such that Y is a simple interest on X and Z is a simple interest on Y for same time and rate, then
  A)
  \[{{\text{X}}^{\text{2}}}\text{ }=\text{ YZ}\]       done clear
  B)
         \[~{{\text{Y}}^{\text{2}}}\text{ }=\text{ ZX}\]   done clear
  C)
  \[{{\text{Z}}^{\text{2}}}\text{ }=\text{ XY}\]       done clear
  D)
          XYZ = 1 done clear
  View Solution play_arrow

• question_answer67)
  If the population of a town is 64,000 and its annual increase is 10%, then its correct population at the end of 3 years will be
  A)
   80,000            done clear
  B)
          85,000 done clear
  C)
   85,100                  done clear
  D)
          85,184   done clear
  View Solution play_arrow

• question_answer68)
  Let A : (B + C) = 6 : 7 and B : (A + C) = 8 : 9. If a sum of Rs. 221 is divided among A, B, C, then the shares of A, B, C (in Rs.) respectively will be
  A)
   102, 104, 15        done clear
  B)
          100,106,15 done clear
  C)
   104,100,17       done clear
  D)
          80,100,41 done clear
  View Solution play_arrow

• question_answer69)
  Mr. Mittal finds that an increase in the rate of interest from \[4\frac{7}{8}\]% to \[5\frac{1}{8}\]% per annum increases his yearly income by Rs. 250. His investment is
  A)
   Rs. 1,00,000         done clear
  B)
   Rs. 1,20,000 done clear
  C)
   Rs. 1,50,000      done clear
  D)
          Rs. 2,00,000 done clear
  View Solution play_arrow

• question_answer70)
  In how many years will a sum of money double itself at 4% per annum?
  A)
   8 years                 done clear
  B)
   16 years done clear
  C)
   12 years          done clear
  D)
          25 years   done clear
  View Solution play_arrow

• question_answer71)
  At a certain rate of simple interest, a certain    doubles itself in 10 years. It will triple itself  
  A)
   12 years           done clear
  B)
          15 years           done clear
  C)
   20 years            done clear
  D)
          30 years done clear
  View Solution play_arrow

• question_answer72)
  A sum of money triples itself in 15 years 6 months. In how many years would it double itself?                                 
  A)
   6 years 3 months done clear
  B)
   7 years 9 months   done clear
  C)
   8 years 3 months done clear
  D)
   9 years 6 months done clear
  View Solution play_arrow

• question_answer73)
  The speed of a boat in still water is 10 km/hour If it can travel 26 km downstream and 14 km upstream at the same time, the speed of the stream is
  A)
   4 km/hour done clear
  B)
   4.5 km/hour done clear
  C)
   5 km/hour done clear
  D)
   3 km/hour   done clear
  View Solution play_arrow

• question_answer74)
  A bag contains Rs 90 in coins. If coins of 50 paise, 25 paise and 10 paise are in te ratio 2:3: 5, then the number of 25 paise coins in the bag are
  A)
   120                          done clear
  B)
          130 done clear
  C)
   135                        done clear
  D)
          140 done clear
  View Solution play_arrow

• question_answer75)
  12 men complete a work in 20 days. If only 8 men are employed, then the time required to complete the same work is
  A)
   24 days          done clear
  B)
          25 days   done clear
  C)
   30 days          done clear
  D)
          35 days done clear
  View Solution play_arrow

• question_answer76)
  If selling price of 16 items is same as the cost price of 20 items, then there is a
  A)
   loss of 20%       done clear
  B)
          loss of 25% done clear
  C)
   gain of 20%      done clear
  D)
          gain of 25%   done clear
  View Solution play_arrow

• question_answer77)
  A sum of Rs. 1000 is lent to be returned in 11 monthly instalments of Rs. 100 each, interest being simple. The rate of interest is
  A)
   91%                       done clear
  B)
          10% done clear
  C)
   11%                       done clear
  D)
          21%   done clear
  View Solution play_arrow

• question_answer78)
  What annual payment will discharge a debt of Rs. 1740 due in 5 years, the rate being 8% per annum?
  A)
   Rs. 360            done clear
  B)
          Rs. 300   done clear
  C)
   Rs. 320           done clear
  D)
          Rs. 340 done clear
  View Solution play_arrow

• question_answer79)
  The simple interest on a sum of money will be Rs. 6000 after 10 years. If the principal is triple after 5 years, what will be the total interest at the end of the tenth year?
  A)
   Rs. 6000          done clear
  B)
          Rs. 9000 done clear
  C)
   Rs. 12000          done clear
  D)
          Rs. 15000 done clear
  View Solution play_arrow

• question_answer80)
  If a, b, c are three sums of money such that b is the simple interest on a, c is the simple interest on b for the same time and at the same rate of interest, then we have
  A)
  \[{{\text{a}}^{\text{2}}}\text{ }=\text{ bc}\]                       done clear
  B)
  \[~{{\text{b}}^{\text{2}}}=\text{ ac}\]   done clear
  C)
  \[{{\text{c}}^{\text{2}}}=\text{ab}\]            done clear
  D)
          abc = 1 done clear
  View Solution play_arrow

• question_answer81)
  A man had Rs. 2,000. He lent a part of this at 5% interest and the rest at 4% interest. The total interest he received in one year was Rs 92. The money he lent at 5% interest was
  A)
   Rs. 1,200            done clear
  B)
          Rs. 1,250 done clear
  C)
   Rs. 1,300             done clear
  D)
   Rs. 1,350 done clear
  View Solution play_arrow

• question_answer82)
  A person borrowed Rs. 5,500 from a money lender at the rate of 24% per annum simple interest. He lent this amount to his friend at the rate of 36% per annum simple interest. After two years he collected the amount due to the money lender. The amount he thus earned is
  A)
   Rs. 1,250 done clear
  B)
   Rs. 1,300 done clear
  C)
   Rs. 1,320           done clear
  D)
          Rs. 1,350 done clear
  View Solution play_arrow

• question_answer83)
  The current population of a town is 10,000. If the population increases by 10% every year, then the population of the town after three years will be
  A)
   Rs. 13,310             done clear
  B)
   Rs. 13,500 done clear
  C)
   Rs. 14,000           done clear
  D)
   Rs. 14,500 done clear
  View Solution play_arrow

• question_answer84)
  A sum of Rs. 15500 is lent out into two parts, one at 8% and another one at 6%. If the total annual income is Rs. 1060, the money lent at 8% is
  A)
   Rs. 6500                 done clear
  B)
   Rs. 7200 done clear
  C)
   Rs. 8400                               done clear
  D)
   Rs. 9000 done clear
  View Solution play_arrow

• question_answer85)
  A sum of Rs. 15500 was lent partly at 5% and partly at 8% p.a. simple interest. The total interest received after 3 years was Rs. 3000. The ratio of the money lent at 5% at that lent at 8% is
  A)
   8 : 5                       done clear
  B)
          5 : 8 done clear
  C)
   31 : 6                     done clear
  D)
          6 : 15   done clear
  View Solution play_arrow

• question_answer86)
  A man invested one third of his capital at 7%; one fourth at 8% and the remainder at 10%. If his annual income is Rs. 560, the capital is
  A)
   Rs. 54000        done clear
  B)
          Rs. 60000 done clear
  C)
   Rs. 66000          done clear
  D)
          Rs. 72000 done clear
  View Solution play_arrow

• question_answer87)
  Rajan invests an amount of Rs. 15860 in the names of his three sons Rohan, Sohan and Mohan in such a way that they get the same amount after 2, 3 and 4 years respectively. If the rate of simple interest is 5%, then the ratio of amounts invested among Rohan, Sohan and Mohan will be
  A)
   10 : 15 : 20       done clear
  B)
          22 : 23 : 24 done clear
  C)
   6 : 4 : 3                                   done clear
  D)
   2:3:4 done clear
  View Solution play_arrow

• question_answer88)
  15 years hence a man will be just 4 times as old as he was 15 years ago. His present age is
  A)
   10 years          done clear
  B)
          15 years done clear
  C)
   20 years          done clear
  D)
          25 years   done clear
  View Solution play_arrow

• question_answer89)
  If in two years time a principal of Rs. 100 amounts to Rs 121, when the interest at the rate of r% is compounded annually, then the value of r will be
  A)
   10.5                       done clear
  B)
          10   done clear
  C)
   15                          done clear
  D)
          14 done clear
  View Solution play_arrow

• question_answer90)
  A boy takes 20 minutes to reach the school at an average speed of 12 km/hour. If he wants to reach the school in 15 minutes, his average speed (in km/hour) will be
  A)
   16                            done clear
  B)
          17 done clear
  C)
   18                          done clear
  D)
          19 done clear
  View Solution play_arrow

• question_answer91)
  16 men or 24 women can do a piece of work in 20 days. The number of days needed to complete the job, if 20 men and 30 women are employed to do the same piece of work is
  A)
   6                                             done clear
  B)
   7 done clear
  C)
   8                               done clear
  D)
          9 done clear
  View Solution play_arrow

• question_answer92)
  What decimal of an hour is a second?
  A)
   .00029           done clear
  B)
          .000228 done clear
  C)
   .00027                    done clear
  D)
          .00026 done clear
  View Solution play_arrow

• question_answer93)
  10% of 15% of 20% of Rs 500 is
  A)
   0.50                                       done clear
  B)
   3.50 done clear
  C)
   1.50                         done clear
  D)
          2.50 done clear
  View Solution play_arrow

• question_answer94)
  If p is 95% of q, then what percentage of p is q?
  A)
   105%                    done clear
  B)
          105.3%   done clear
  C)
   110%                    done clear
  D)
          115% done clear
  View Solution play_arrow

• question_answer95)
  A number is increased by 10% and then reduced by 10%, then the number
  A)
   doesn't change done clear
  B)
   decreases by 1%   done clear
  C)
   increases by 1% done clear
  D)
   none of these done clear
  View Solution play_arrow

• question_answer96)
  The price of sugarcane rises by 50%. Then by what fraction must a person reduce his consumption so that the expenditure remains same?
  A)
   \[\frac{1}{4}\]                   done clear
  B)
          \[\frac{1}{3}\]   done clear
  C)
   \[\frac{1}{2}\]                   done clear
  D)
          \[\frac{2}{3}\] done clear
  View Solution play_arrow

• question_answer97)
  If the price of tea rises by 20%, then by how much percent does a house wife reduce her consumption so that her expenditure remains same?
  A)
   20%                                       done clear
  B)
   \[12\frac{1}{2}\]% done clear
  C)
   \[\frac{50}{3}\]                 done clear
  D)
          \[\frac{50}{6}\]% done clear
  View Solution play_arrow

• question_answer98)
  The rates of simple interest in Canara Bank and Punjab & Sind Bank are in the ratio 5 : 4. A person wants to deposit his total savings in two banks in such a way that he received equal half yearly interest from both. He should deposit the savings in Canara Bank and Punjab & Sind Bank in the ratio
  A)
   2 : 5                       done clear
  B)
          4 : 5   done clear
  C)
   5 : 2                       done clear
  D)
          5 : 4 done clear
  View Solution play_arrow

• question_answer99)
  If the simple interest on a sum of money at 5% per annum for 3 years is Rs. 12000, the compound interest on the same sum for the same period at the same rate, is
  A)
   Rs. 12600        done clear
  B)
          Rs. 12610   done clear
  C)
   Rs. 12640        done clear
  D)
          Rs. 12650 done clear
  View Solution play_arrow

• question_answer100)
  A man borrowed Rs. 8000 at 10% per annum simple interest and immediately lent the whole sum at 10% per annum compound interest. What does he gain at the end of 2 years?
  A)
   Rs. 60                   done clear
  B)
          Rs. 80   done clear
  C)
   Rs. 100           done clear
  D)
          Rs. 120 done clear
  View Solution play_arrow

• question_answer101)
  The compound interest on Rs. 5600 for \[1\frac{1}{2}\] years at 10% per annum, compounded annually, is
  A)
   Rs. 882.70           done clear
  B)
   Rs. 873.50 done clear
  C)
   Rs. 868                   done clear
  D)
          Rs. 840 done clear
  View Solution play_arrow

• question_answer102)
  What is the principal amount which earns Rs. 1320 as compound interest for the second year at 10% per annum?
  A)
   Rs. 10000            done clear
  B)
   Rs. 12000   done clear
  C)
   Rs. 13200        done clear
  D)
          Rs. 11880 done clear
  View Solution play_arrow

• question_answer103)
  A sum of money at compound interest amounts to Rs. 10580 in 2 years and to Rs. 12167 in 3 years The rate of interest per annum is           
  A)
   12%                                       done clear
  B)
   14% done clear
  C)
   15%                         done clear
  D)
          \[16\frac{2}{3}%\] done clear
  View Solution play_arrow

• question_answer104)
  A boy is given rich diet and gains 15% in weight He is then put on a poor diet and loses 20% in weight. On the whole the boy will
  A)
   lose 5% weight                 done clear
  B)
   lose 8% weight   done clear
  C)
   lose 10% weight              done clear
  D)
   remain the same done clear
  View Solution play_arrow

• question_answer105)
  A businessman, by means of a false balance defrauds to an extent of 10% in buying goods and 10% in selling goods. Then, by how much percent does he gain?
  A)
   21%                                         done clear
  B)
   20% done clear
  C)
   19%                                       done clear
  D)
   18% done clear
  View Solution play_arrow

• question_answer106)
  Jayant sold two books at Rs. 14 each. On one he gains 20% and on the other loses 20%. Then he made
  A)
   no profit no loss              done clear
  B)
   loss of 4%   done clear
  C)
   gain of 1%        done clear
  D)
          None of these done clear
  View Solution play_arrow

• question_answer107)
  A trader purchases 70 kg of tea at Rs 15 per kg and 30 kg of tea at Rs. 18.50 per kg. If the packing charges are 2 percent, then at what price he must sell the mixture of two to gain 15%?
  A)
   Rs. 18.80 per kg   done clear
  B)
          Rs. 18 per kg done clear
  C)
   Rs. 18.50 per kg  done clear
  D)
          Rs. 17.80 per kg done clear
  View Solution play_arrow

• question_answer108)
  A sum of money placed at compound interest doubles itself in 5 years. It will amount to eight times itself in
  A)
   10 years          done clear
  B)
          12 years done clear
  C)
   15 years            done clear
  D)
          20 years done clear
  View Solution play_arrow

• question_answer109)
  In how many years will a sum of Rs. 8000 at 10% per annum compounded semi-annually become Rs. 9261?
  A)
   \[2\frac{1}{2}\]                done clear
  B)
          \[1\frac{1}{2}\]   done clear
  C)
   \[2\frac{1}{3}\]                done clear
  D)
         \[1\frac{1}{3}\] done clear
  View Solution play_arrow

• question_answer110)
  The least number of complete years in which a sum of money put out at 20% compound interest will be more than double as
  A)
   3                             done clear
  B)
          4   done clear
  C)
   5                             done clear
  D)
          6 done clear
  View Solution play_arrow

• question_answer111)
  A tree increases annually by one-fourth of its height. By how much will it increase after 2 years, if it stands today 64 cm high?
  A)
   76 cm                                   done clear
  B)
   80 cm done clear
  C)
   100 cm                   done clear
  D)
          105 cm done clear
  View Solution play_arrow

• question_answer112)
  The difference between compound interest and simple interest on a sum for 2 years at 10% per annum, when the interest is compounded annually is Rs. 16. If the interest were compounded half yearly, the difference in two interests would be
  A)
   Rs. 24.81               done clear
  B)
   Rs. 32.41 done clear
  C)
   Rs. 36.91         done clear
  D)
          Rs. 31.61 done clear
  View Solution play_arrow

• question_answer113)
  A sum of money becomes Rs. 13380 after 3 years and Rs. 20070 after 6 years on compound interest. The sum is
  A)
   Rs. 8800               done clear
  B)
   Rs. 8890 done clear
  C)
   Rs. 8920           done clear
  D)
          Rs. 9040 done clear
  View Solution play_arrow

• question_answer114)
  A loan was repaid in two annual instalments of Rs. 1210 each. If the rate of interest be 10% per annum, compounded annually, the sum borrowed was
  A)
   Rs. 2000 done clear
  B)
   Rs. 2100   done clear
  C)
   Rs. 2300 done clear
  D)
   Rs. 1900 done clear
  View Solution play_arrow

• question_answer115)
  A sum of Rs. 11000 was taken as a loan. This is to be repaid in two equal instalments. If the rate of interest be 20% compounded annually, then the value of each instalment is
  A)
   Rs. 8420 done clear
  B)
   Rs. 7920 done clear
  C)
   Rs. 7200   done clear
  D)
   Rs. 7000 done clear
  View Solution play_arrow

• question_answer116)
  A man borrows Rs, 12500 from a bank at 20% compound interest. At the end of every year he pays Rs. 2000 as part repayment. How much does he still owe to the bank after three such instalments?
  A)
   Rs. 15600 done clear
  B)
   Rs. 12864 done clear
  C)
   Rs. 12000 done clear
  D)
   Rs. 14320   done clear
  View Solution play_arrow

• question_answer117)
  What annual payment will discharge a debt of Rs. 7620 due in 3 years at 16?% per annum compound interest ?
  A)
   Rs. 2540               done clear
  B)
   Rs. 3430   done clear
  C)
   Rs. 3260         done clear
  D)
          Rs. 3380 done clear
  View Solution play_arrow

• question_answer118)
  A shopkeeper sells a badminton marked at Rs. 30 at 15% discount and gives a shuttle cock costing Rs. 1.50 free with each badminton. He then makes a profit of 20%. His cost price per badminton is
  A)
   Rs. 35                                   done clear
  B)
   Rs. 30 done clear
  C)
   Rs. 25                   done clear
  D)
          Rs. 20   done clear
  View Solution play_arrow

• question_answer119)
  An agent makes a profit of 20% even after a discount of 10% discount on the advertised price. If he makes a profit of Rs. 900 on the sale of a scooter, then the advertised price is
  A)
   Rs. 4,500             done clear
  B)
   Rs. 4,000 done clear
  C)
   Rs. 5,000           done clear
  D)
          Rs. 5,050 done clear
  View Solution play_arrow

• question_answer120)
  If a radio is sold at Rs. 972, then profit is 8%. If it is sold at Rs. 872, then there is a loss of
  A)
   Rs. 28                     done clear
  B)
          Rs. 25 done clear
  C)
   Rs. 20                   done clear
  D)
          Rs. 15 done clear
  View Solution play_arrow

• question_answer121)
  If the cost is Rs. 12.60 and the gain was 10% of the marked price, then the marked price of a pen was
  A)
   Rs. 15                                   done clear
  B)
   Rs. 14   done clear
  C)
   Rs. 13                   done clear
  D)
          Rs. 12 done clear
  View Solution play_arrow

• question_answer122)
  A shopkeeper purchases 11 pens for Rs. 10 and sells them at the rate of 10 for Rs. 11, then the profit is
  A)
   18%                       done clear
  B)
          19% done clear
  C)
   20%                       done clear
  D)
          21%   done clear
  View Solution play_arrow

• question_answer123)
  A shopkeeper professes to sell his goods at cost price but uses a weight of 800 grams instead of a kilogram weight. Thus he makes a gain of
  A)
   10%                                       done clear
  B)
   15% done clear
  C)
   20%                       done clear
  D)
          25%   done clear
  View Solution play_arrow

• question_answer124)
  In an examination 80% passed in English, 85% in Maths, 75% in both and 40 students failed in both subjects. Then the number of students appeared are
  A)
   300                                        done clear
  B)
   400   done clear
  C)
   500                        done clear
  D)
          600 done clear
  View Solution play_arrow