7th Class Mathematics Comparing Quantities Question Bank

done Comparing Quantities Total Questions - 44

• question_answer1)
  In an office the working hours are 10:30 a.m. to 5:30 p.m. and in between 30 minutes are spent for lunch. Find the ratio of office hours to the time spent for lunch.
  A)
   \[7:30\]                               done clear
  B)
   \[1:14\] done clear
  C)
   \[14:1\]                 done clear
  D)
          \[30:7\] done clear
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• question_answer2)
  Which of the following is the condition for two ratios to be equal?
  A)
   Product of means is equal to antecedents. done clear
  B)
   Product of extremes is equal to consequents. done clear
  C)
   Antecedents are equal to consequents. done clear
  D)
   Product of means is equal to product of extremes.   done clear
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• question_answer3)
  If \[20:5::p\text{ }1,\] what is the value of p?
  A)
   \[\frac{1}{5}\]                                   done clear
  B)
          \[4\]       done clear
  C)
   \[5\]                     done clear
  D)
          \[1\] done clear
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• question_answer4)
  What is the mean proportion of\[25:20::20:16\]?
  A)
   \[25\]                   done clear
  B)
          \[20\]   done clear
  C)
   \[16\]                                   done clear
  D)
   \[100\] done clear
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• question_answer5)
  A boy has enough money to buy 20 books. If each book costs 25 paise less, he could buy two more books and still have 70 paise left. How much money does the boy have?
  A)
   Rs.16    done clear
  B)
          Rs.24 done clear
  C)
   Rs.48      done clear
  D)
          Rs.36 done clear
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• question_answer6)
  When a number is reduced by 4, it becomes 80% of itself. Find the number.
  A)
   \[20\]                     done clear
  B)
          \[30\] done clear
  C)
   \[40\]   done clear
  D)
                          \[50\] done clear
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• question_answer7)
  If \[2\frac{1}{2}%\] of a number is 0.2, what will be 120% of it?
  A)
   \[10.8\]               done clear
  B)
          \[4.8\]  done clear
  C)
   \[9.6\]                    done clear
  D)
          \[12.4\] done clear
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• question_answer8)
  The number of seats for admission is increased by 10% every year. If the number of seats in 2001 was 400, what was the number of seats in 2003?
  A)
   824        done clear
  B)
          484   done clear
  C)
   500                        done clear
  D)
          480 done clear
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• question_answer9)
  In an election between two candidates, the candidate who gets 30% of the votes polled is defeated by 15000 votes. What is the number of votes polled for the winning candidate?
  A)
   37500                   done clear
  B)
          30000 done clear
  C)
   26250                     done clear
  D)
          11250 done clear
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• question_answer10)
  In 2003, Indian cricket team played 60 games and won 30% of the games played. After a phenomenal winning streak, this team raised its average to 50%. How many games did the team win in a row to attain this average?
  A)
   36                          done clear
  B)
          24   done clear
  C)
   48                          done clear
  D)
          12 done clear
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• question_answer11)
  A pudding is made of \[200\text{ }g\] sugar, \[~800\text{ }g\] eggs, \[600\text{ }g\] flour and \[200\text{ }g\] dry fruits. What percent of sugar is present in the whole pudding?
  A)
   \[11\frac{1}{9}%\]            done clear
  B)
          \[16\frac{2}{3}%\] done clear
  C)
   \[6\frac{1}{4}%\]                    done clear
  D)
          \[3\frac{1}{2}%\] done clear
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• question_answer12)
  Which of the following statements is wrong?
  A)
   \[\sqrt{225}+625=80%\] of \[1200-320\] done clear
  B)
   \[5{}^{1}/{}_{2}\] of \[240=150%\] of 880 done clear
  C)
   25% of\[~50=0.125\] done clear
  D)
   \[150\text{ }g\] is 20% of a kg   done clear
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• question_answer13)
  35% population of a town are men and 40% are women. If the number of children is 20,000, what is the number of women?
  A)
   3200                      done clear
  B)
          30,050 done clear
  C)
   32000                     done clear
  D)
          31500 done clear
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• question_answer14)
  A student has to secure 40% marks to pass. He got 40 marks and failed by 40 marks. What is the maximum number of marks?
  A)
   400                        done clear
  B)
          300 done clear
  C)
   200                          done clear
  D)
          100 done clear
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• question_answer15)
  After a deduction of 5% from a certain sum and then 10% from the remainder, a sum of Rs. 171 is left. What was the original sum?
  A)
   Rs.200   done clear
  B)
          Rs.250   done clear
  C)
   Rs.150  done clear
  D)
          Rs.300 done clear
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• question_answer16)
  The C.P. of 25 articles is equal to the S.P. of 20 articles. What is the gain%?
  A)
   25%                         done clear
  B)
          20% done clear
  C)
   30%                       done clear
  D)
          50% done clear
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• question_answer17)
  The value of a machine depreciates every year by 5%. If the present value of the machine is? 100000, what will be its value after two years?
  A)
   Rs.100050           done clear
  B)
          Rs.90250   done clear
  C)
   Rs.99250             done clear
  D)
          Rs.96150 done clear
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• question_answer18)
  By selling an article for Rs.600 a man loses 20%. At what price should he sell it in order to gain 25%?
  A)
   Rs.800                  done clear
  B)
          Rs.750 done clear
  C)
   Rs.937.50              done clear
  D)
          Rs.1000 done clear
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• question_answer19)
  What profit percent is made by selling an article at a certain price if by selling at \[\frac{3}{4}th\] of that price results in a loss of 10%?
  A)
   20%                         done clear
  B)
          15% done clear
  C)
   25%                       done clear
  D)
          10% done clear
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• question_answer20)
  11 oranges are bought for Rs.10 and 10 oranges are sold for Rs.11. Find the gain (or) loss percent.
  A)
   21% loss              done clear
  B)
          11% gain done clear
  C)
   21% gain               done clear
  D)
          11% loss done clear
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• question_answer21)
  A man buys a radio for Rs.600 and sells it at a gain of 25%. What is the S.P of the radio?
  A)
   Rs.700                  done clear
  B)
          Rs.750   done clear
  C)
   Rs.900                  done clear
  D)
          Rs.1000 done clear
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• question_answer22)
  A shopkeeper sold two watches for Rs.425 each, gaining 10% on one and losing 10% on the other. Which of the following is true?
  A)
   He gains 1%. done clear
  B)
   He loses 1 %.   done clear
  C)
   Either [a] or [b] done clear
  D)
   Neither [a] or [b] done clear
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• question_answer23)
  A man purchased a bag of rice containing 70 kg for Rs.175. He sold it at the rate of Rs.2.75 per kg. Find the profit or loss %.
  A)
   12% loss              done clear
  B)
          10% gain   done clear
  C)
   12% gain             done clear
  D)
          10% loss done clear
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• question_answer24)
  Sneha bought a purse for RS.480. She sold it to Neha at a gain of \[6\frac{1}{4}%\] and Neha sold it to Devi at a gain of 10%. How much did Devi pay for it?
  A)
   Rs.561   done clear
  B)
          Rs.560 done clear
  C)
   Rs.550 done clear
  D)
          Rs.525 done clear
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• question_answer25)
  On what sum of money lent at 9% per annum for 6 years does the S.I. amount to Rs.810?
  A)
   Rs.1000                done clear
  B)
          Rs.1500   done clear
  C)
   Rs.1200                done clear
  D)
          Rs.1600 done clear
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• question_answer26)
  At what rate of interest per annum will a sum double itself in 8 years?
  A)
   25%                       done clear
  B)
          \[6\frac{1}{4}%\] done clear
  C)
   \[12\frac{1}{2}%\]            done clear
  D)
          \[3\frac{2}{5}%\] done clear
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• question_answer27)
  The S.I. on a certain sum is 16 over 25 of the sum. Find rate percent and time, if both are equal.
  A)
   8%. 8 years      done clear
  B)
   16%, 16 years done clear
  C)
   10%, 10 years done clear
  D)
   12%, 12 years done clear
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• question_answer28)
  A milkman borrowed Rs.2500 from two money lenders. For one loan, he paid 5% p.a. and for the other, he paid 7% p.a. The total interest paid after two years was Rs.275. Calculate the money he borrowed at 7% interest.
  A)
   Rs.1875                done clear
  B)
          Rs.1000 done clear
  C)
   Rs.625                    done clear
  D)
          Rs.1200 done clear
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• question_answer29)
  Of a certain sum, \[\frac{1}{3}rd\]is invested at 3%, \[\frac{1}{6}th\] at 6% and the rest at 8%. If the S.I. for 2 years from all these investments amounts to Rs.600, what was the original sum?
  A)
   Rs.2000                done clear
  B)
          Rs.3000 done clear
  C)
   Rs.4000                done clear
  D)
          Rs.5000   done clear
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• question_answer30)
   A certain sum of money lent out at a certain rate of interest per annum, doubles itself in 10 years. In how many years will it triple itself?
  A)
   20 years                done clear
  B)
          16 years done clear
  C)
   12 years              done clear
  D)
          10 years         done clear
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• question_answer31)
  A sum was invested at S.I at a certain rate for 4 years. Had it been invested at 2% higher rate, it would have fetched Rs.56 more. Find the sum.
  A)
   Rs.500 done clear
  B)
          Rs.600 done clear
  C)
   Rs.700   done clear
  D)
          Rs.800 done clear
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• question_answer32)
  The S.I on a sum of money is 9 of the principal and the number of years is equal to the rate percent per annum. Find the rate percent.
  A)
   \[2\frac{1}{3}%\]             done clear
  B)
          \[3\frac{1}{3}%\]   done clear
  C)
   \[4\frac{1}{2}%\]             done clear
  D)
          \[3\frac{1}{2}%\] done clear
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• question_answer33)
  If Rs.85 amounts to Rs.95 in 3 years, what will Rs.102 amount to in 5 years at the same rate?
  A)
   Rs.120 done clear
  B)
          Rs.104 done clear
  C)
   Rs.116  done clear
  D)
          Rs.122   done clear
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• question_answer34)
  If\[2A=3B=4C\]. what is the value of\[A:B:C\]?
  A)
   \[2:3:4\]              done clear
  B)
          \[4:3:2\] done clear
  C)
   \[3:4:6\]              done clear
  D)
          \[6:4:3\]   done clear
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• question_answer35)
  A certain sum of money amounts to \[\frac{5}{4}\]of itself in 5 years. What is the rate percent per annum?
  A)
   5%                           done clear
  B)
          7%  done clear
  C)
   9%                         done clear
  D)
          12% done clear
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• question_answer36)
  The ratio of copper and zinc in an alloy is \[7:8\]If the weight of zinc is \[9.6\text{ }kg,\] what is the weight of copper in the alloy?
  A)
   \[9.4\text{ }kg\]           done clear
  B)
          \[8.8\text{ }kg\] done clear
  C)
   \[8.4\,kg\]                            done clear
  D)
          \[4.8\text{ }kg\] done clear
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• question_answer37)
  In an examination, 96% of the candidates passed and 50 failed. What is the number of candidates who appeared for the examination?
  A)
   1520                      done clear
  B)
          1250   done clear
  C)
   1530                      done clear
  D)
          1350 done clear
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• question_answer38)
  Ashok sells a room heater for Rs.322, gaining \[\frac{1}{6}th\] of its cost price. What is his b                                                    gain percent?                              
  A)
   \[13\frac{2}{3}%\]          done clear
  B)
          \[15\frac{2}{3}%\] done clear
  C)
   \[16\frac{2}{3}%\]            done clear
  D)
          \[17\frac{2}{3}%\] done clear
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• question_answer39)
  A sum of money at simple interest doubles itself in 8 years 4 months. What is the time for which it triples itself?
  A)
   18 years 6 months done clear
  B)
   16 years 8 months   done clear
  C)
   15 years 8 months done clear
  D)
   16 years 10 months done clear
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• question_answer40)
  Guru and Chiru borrowed Rs.2250 and Rs.2500 respectively at the same rate of simple interest for 3 years. If the interest paid by Chiru is Rs.45 more than that paid by Guru, what is the rate of interest per annum?
  A)
   3% p.a.                done clear
  B)
          4% p.a. done clear
  C)
   5% p.a.                done clear
  D)
          6% p.a.   done clear
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• question_answer41)
  How many times will the sum get multiplied in 10 years at 20% per annum rate of interest?
  A)
   2 times                done clear
  B)
          3 times   done clear
  C)
   4 times                done clear
  D)
          5 times done clear
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• question_answer42)
  In how many years does a certain sum amount to three times the principal at the rate of \[16\frac{2}{3}%\]?
  A)
   12 years                done clear
  B)
          8 years done clear
  C)
   4 years                 done clear
  D)
          16 years done clear
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• question_answer43)
  Divide Rs.8000 into two parts so that the S.I on the first part for 5 years at 12% per annum is equal to S.I on the second part for 2 years at 18% per annum.
  A)
   Rs.2000. Rs.6000 done clear
  B)
   Rs.5000. Rs.3000 done clear
  C)
   Rs.4000, Rs.4000 done clear
  D)
   Rs.3000, Rs.5000   done clear
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• question_answer44)
  Find the principal if S.I. is Rs.31.50, time period is \[1\frac{1}{4}\]. years and rate percent per annum is \[5\frac{1}{4}%\].
  A)
   Rs.460                  done clear
  B)
          Rs.430                  done clear
  C)
   Rs.480                    done clear
  D)
          Rs.4800 done clear
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