question_answer1) By which of these numbers is the number 3116365 divisible?
A) 5
B) 7
C) Both 5 and 7
D) 6
View Answer play_arrowquestion_answer2) Which of the following statements is false?
A) If a number is divisible by 8, it must be divisible by 4.
B) If a number is divisible by both 9 and 10, it is divisible by 90.
C) The sum of two consecutive odd numbers is always divisible by 4.
D) If a number is not divisible by both 3 and 4, it is divisible by 12.
View Answer play_arrowquestion_answer3) What value should be given to * so that the number \[653*47\]is divisible by 11?
A) \[1\]
B) \[6\]
C) \[2\]
D) \[9\]
View Answer play_arrowquestion_answer4) Which is the least number of 4 digits that is exactly divisible by 13?
A) \[1052\]
B) \[1039\]
C) \[1032\]
D) \[1001\]
View Answer play_arrowquestion_answer5) When is a number always divisible by 90?
A) If it is divisible by both 2 and 45.
B) If it is not divisible by both 5 and 18.
C) If it is not divisible by both 9 and 10.
D) If it is divisible by 3 and 20.
View Answer play_arrowquestion_answer6) By which of the following numbers is 477 not divisible?
A) \[3\]
B) \[7\]
C) \[53\]
D) \[9\]
View Answer play_arrowquestion_answer7) If a number is divisible by 9, it is also divisible by which number?
A) \[3\]
B) \[6\]
C) \[2\]
D) \[4\]
View Answer play_arrowquestion_answer8) Which number is divisible by 6?
A) \[213\]
B) \[468\]
C) \[621\]
D) \[573\]
View Answer play_arrowquestion_answer9) \[32+m\] is a prime number. What is the least value of 'm'?
A) \[3\]
B) \[5\]
C) \[6\]
D) \[4\]
View Answer play_arrowquestion_answer10) Which of the following is not prime?
A) \[107\]
B) \[127\]
C) \[153\]
D) \[197\]
View Answer play_arrowquestion_answer11) Which of the given numbers is composite?
A) \[137\]
B) \[147\]
C) \[157\]
D) \[167\]
View Answer play_arrowA) \[37\]
B) \[53\]
C) \[43\]
D) \[59\]
View Answer play_arrowquestion_answer13) Which of the following statements is true?
A) A number is divisible by 4 if it is divisible by 2.
B) A number is divisible by 9 if it is divisible by 3.
C) A number is divisible by 11 if the number formed by its last two digits is divisible by 11.
D) A number is divisible by 8 if the number formed by its last three digits is divisible by 8.
View Answer play_arrowA) \[10000\]
B) \[10010\]
C) \[10005\]
D) \[10001\]
View Answer play_arrowquestion_answer15) Identify the multiple of 8.
A) \[487718\]
B) \[505672\]
C) \[216428\]
D) \[763121\]
View Answer play_arrowquestion_answer16) Which of the following is divisible by 12?
A) \[284382\]
B) \[624876\]
C) \[926248\]
D) \[746174\]
View Answer play_arrowquestion_answer17) X is the least composite number between 85 and 100. What is the value of X?
A) \[85\]
B) \[99\]
C) \[100\]
D) \[86\]
View Answer play_arrowA) \[196\]
B) \[193\]
C) \[199\]
D) \[197\]
View Answer play_arrowquestion_answer19) Identify the even prime number.
A) \[132\]
B) \[102\]
C) \[284\]
D) \[2\]
View Answer play_arrowquestion_answer20) How many prime numbers are there between 100 and 200?
A) \[25\]
B) \[19\]
C) \[21\]
D) \[20\]
View Answer play_arrowquestion_answer21) Identify a factor of 261111.
A) \[8\]
B) \[3\]
C) \[4\]
D) \[2\]
View Answer play_arrowquestion_answer22) 30 is expressed in terms of prime numbers. Which of the expressions is incorrect?
A) \[30=12+18\]
B) \[30=11+19\]
C) \[30=13+17\]
D) \[30=2\times 3\times 5\]
View Answer play_arrowquestion_answer23) Identify the incorrect statement.
A) The sum of two odd numbers is always odd.
B) The product of two odd numbers is always odd.
C) The sum of two even numbers is always even.
D) The product of two even numbers is always even.
View Answer play_arrowA) \[1\]
B) \[3\]
C) \[4\]
D) \[2\]
View Answer play_arrowquestion_answer25) If \[a-b\] is a multiple of 1, which of the following is also a multiple of 7?
A) \[b-a\]
B) \[ab\]
C) \[a+b\]
D) \[\frac{a+b}{2}\]
View Answer play_arrowA) \[26\]
B) \[36\]
C) \[93\]
D) \[39\]
View Answer play_arrowA) \[\frac{r+s}{2}\]
B) \[2rs\]
C) \[\frac{rs}{2}\]
D) \[3rs\]
View Answer play_arrowA) \[9\]
B) \[14\]
C) \[19\]
D) \[24\]
View Answer play_arrowquestion_answer29) If 'n' is an even integer, which of the following must be an odd integer?
A) \[3n-2\]
B) \[n-2\]
C) \[3(n+1)\]
D) \[\frac{n}{3}\]
View Answer play_arrowA) \[2\]
B) \[5\]
C) \[4\]
D) \[6\]
View Answer play_arrowA) \[100\]
B) \[-100\]
C) \[25\]
D) \[-25\]
View Answer play_arrowA) \[20\]
B) \[24\]
C) \[21\]
D) \[22\]
View Answer play_arrowA) \[59\]
B) \[53\]
C) \[64\]
D) \[68\]
View Answer play_arrowA) \[4\]
B) \[1\]
C) \[0\]
D) \[3\]
View Answer play_arrowquestion_answer35) How many numbers between 1 and 200 are multiples of 5 and are divisible by 3?
A) \[100\]
B) \[50\]
C) \[95\]
D) \[93\]
View Answer play_arrowA) \[1,0,8,9\]
B) \[8,1,0,9\]
C) \[1,0,9,8\]
D) \[1,9,0,8\]
View Answer play_arrowA) \[6,1,7,3\]
B) \[1,7,3,6\]
C) \[7,1,6.3\]
D) \[1,6,3,7\]
View Answer play_arrowquestion_answer38) Find \[D+E+F\] from the following. \[DEF\times D=10DF\]
A) \[12\]
B) \[4\]
C) \[3\]
D) \[5\]
View Answer play_arrowA) X is divisible by 5.
B) X is not divisible by 6.
C) X is divisible by 9.
D) X is not divisible by 9.
View Answer play_arrowquestion_answer40) If \[X+X+X=YX\] find the respective values of X and Y.
A) \[6,1\]
B) \[5,1\]
C) \[1,5\]
D) \[1,6\]
View Answer play_arrowquestion_answer41) Which of the following is the usual form of\[100\times 8+10\times 5+9\]?
A) \[985\]
B) \[895\]
C) \[809\]
D) \[~859\]
View Answer play_arrowquestion_answer42) Which of the following integers has the most divisors?
A) \[88\]
B) \[91\]
C) \[99\]
D) \[101\]
View Answer play_arrowquestion_answer43) Which of the following numbers is exactly divisible by 99?
A) \[114345\]
B) \[135792\]
C) \[3572404\]
D) \[913464\]
View Answer play_arrowquestion_answer44) Which is the expanded form of 407?
A) \[4\times 100+7\times 10\]
B) \[4\times 100+0\times 10+7\times 1\]
C) \[4\times 10+7\]
D) \[4\times 10+0\times 10+7\times 1\]
View Answer play_arrowA) \[6,7\]
B) \[5,2\]
C) \[7,4\]
D) \[2,5\]
View Answer play_arrowA) \[1,1/11\]
B) \[1,1/10\]
C) \[1,1/12\]
D) \[1,10\]
View Answer play_arrowA) \[53\]
B) \[61\]
C) \[67\]
D) \[59\]
View Answer play_arrowA) \[70\]
B) \[88\]
C) \[72\]
D) \[90\]
View Answer play_arrowquestion_answer49) Which of the following is true?
A) 7 is the least composite number.
B) 53 is the only prime number between 50 and 60.
C) 97 is the only prime number between 90 and 100.
D) 1 is the least prime number.
View Answer play_arrowquestion_answer50) Which of the given statements is false?
A) 47 is the largest prime between the numbers 1 and 50.
B) 89 is the only prime between 85 and 95.
C) 99 is the largest composite number less than 100.
D) There are 10 prime numbers between 1 and 20.
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