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MCQOPTIONS
This section includes 285 Mcqs, each offering curated multiple-choice questions to sharpen your Aptitude knowledge and support exam preparation. Choose a topic below to get started.
| 101. |
L.C.M of 2/3, 4/9, 5/6 and 7/12 is ? |
| A. | 1/18 |
| B. | 1/36 |
| C. | 35/9 |
| D. | 140/3 |
| Answer» E. | |
| 102. |
The LCM of two numbers is 495 and their HCF is 5. If the sum of the numbers is 100, then their difference is : |
| A. | 10 |
| B. | 46 |
| C. | 70 |
| D. | 90 |
| Answer» B. 46 | |
| 103. |
The product of the LCM and HCF of two numbers is 24. The difference of the two numbers is 2. Find the numbers ? |
| A. | 8 and 6 |
| B. | 8 and 10 |
| C. | 2 and 4 |
| D. | 6 and 4 |
| Answer» E. | |
| 104. |
The H.C.F. and L.C.M. of two numbers are 21 and 84 respectively. If the ratio the two numbers is 1 : 4, then the larger of the two numbers is |
| A. | 12 |
| B. | 108 |
| C. | 48 |
| D. | 84 |
| Answer» E. | |
| 105. |
Three numbers are in the ratio 1 : 2 : 3 and their HCF is 12. The numbers are |
| A. | 12, 24, 36 |
| B. | 5, 10, 15 |
| C. | 4, 8, 12 |
| D. | 10, 20, 30 |
| Answer» B. 5, 10, 15 | |
| 106. |
The ratio of two numbers is 3 : 4 and their HCF is 5. Their LCM is : |
| A. | 10 |
| B. | 60 |
| C. | 15 |
| D. | 12 |
| Answer» C. 15 | |
| 107. |
The ratio of two numbers is 4 : 5 and their H.C.F. is 8. Then their L.C.M. is |
| A. | 130 |
| B. | 140 |
| C. | 150 |
| D. | 160 |
| Answer» E. | |
| 108. |
The LCM of two numbers is 48. The numbers are in the ratio 2 : 3. The sum of the numbers is |
| A. | 28 |
| B. | 32 |
| C. | 40 |
| D. | 64 |
| Answer» D. 64 | |
| 109. |
Two numbers are in the ratio 3 : 4. The product of their H.C.F. and L.C.M. is 2028. The sum of the numbers is |
| A. | 68 |
| B. | 72 |
| C. | 86 |
| D. | 91 |
| Answer» E. | |
| 110. |
The ratio of the sum to the LCM of two natural numbers is 7 : 12. If their HCF is 4, then the smaller number is : |
| A. | 20 |
| B. | 16 |
| C. | 12 |
| D. | 8 |
| Answer» D. 8 | |
| 111. |
Two numbers are in the ratio 3 : 4. If their HCF is 4, then their LCM is |
| A. | 48 |
| B. | 42 |
| C. | 36 |
| D. | 24 |
| Answer» B. 42 | |
| 112. |
Two numbers are in the ratio 3 : 4. Their L.C.M. is 84. The greater number is |
| A. | 21 |
| B. | 24 |
| C. | 28 |
| D. | 84 |
| Answer» D. 84 | |
| 113. |
Two numbers are in the ratio 3 : 4. If their LCM is 240, the smaller of the two number is |
| A. | 100 |
| B. | 80 |
| C. | 60 |
| D. | 50 |
| Answer» D. 50 | |
| 114. |
The greatest number by which 2300 and 3500 are divided leaving the remainders of 32 and 56 respectively, is |
| A. | 136 |
| B. | 168 |
| C. | 42 |
| D. | 84 |
| Answer» E. | |
| 115. |
Find the greatest number which will exactly divide 200 and 320. |
| A. | 10 |
| B. | 20 |
| C. | 16 |
| D. | 40 |
| Answer» E. | |
| 116. |
The greatest number that divides 411, 684, 821 and leaves 3, 4 and 5 as remainders, respectively, is |
| A. | 254 |
| B. | 146 |
| C. | 136 |
| D. | 204 |
| Answer» D. 204 | |
| 117. |
A milk vendor has 21 litres of cow milk, 42 litres of toned milk and 63 litres of double toned milk. If he wants to pack them in cans so that each can contains same litres of milk and does not want to mix any two kinds of milk in a can, then the least number of cans required is |
| A. | 3 |
| B. | 6 |
| C. | 9 |
| D. | 12 |
| Answer» C. 9 | |
| 118. |
A farmer has 945 cows and 2475 sheep. He farms them into flocks, keeping cows and sheep separate and having the same number of animals in each flock. If these flocks are as large as possible, then the maximum number of animals in each flock and total number of flocks required for the purpose are respectively |
| A. | 15 and 228 |
| B. | 9 and 380 |
| C. | 45 and 76 |
| D. | 46 and 75 |
| Answer» D. 46 and 75 | |
| 119. |
Three sets of English, Mathematics and Science books containing 336, 240, 96 books respectively have to be stacked in such a way that all the books are stored subject-wise and the height of each stack is the same. Total number of stacks will be |
| A. | 14 |
| B. | 21 |
| C. | 22 |
| D. | 48 |
| Answer» B. 21 | |
| 120. |
Three numbers are in the ratio 2 : 3 : 4 and their H.C.F. is 12. The L.C.M. of the numbers is |
| A. | 144 |
| B. | 192 |
| C. | 96 |
| D. | 72 |
| Answer» B. 192 | |
| 121. |
The ratio of two numbers is 4 : 5 and their L.C.M. is 120. The numbers are |
| A. | 30, 40 |
| B. | 40, 32 |
| C. | 24, 30 |
| D. | 36, 20 |
| Answer» D. 36, 20 | |
| 122. |
If the ratio of two numbers is 2 : 3 and their L.C.M. is 54, then the sum of the two numbers is |
| A. | 5 |
| B. | 15 |
| C. | 45 |
| D. | 270 |
| Answer» D. 270 | |
| 123. |
84 Maths books, 90 Physics books and 120 Chemistry books have to be stacked topic wise. How many books will be there in each stack so that each stack will have the same height too ? |
| A. | 12 |
| B. | 18 |
| C. | 6 |
| D. | 21 |
| Answer» D. 21 | |
| 124. |
In a school, 391 boys and 323 girls have been divided into the largest possible equal classes, so that each class of boys numbers the same as each class of girls. What is the number of classes ? |
| A. | 23 |
| B. | 19 |
| C. | 44 |
| D. | 17 |
| Answer» E. | |
| 125. |
Find the greatest number that will divide 390, 495 and 300 without leaving a remainder. |
| A. | 5 |
| B. | 15 |
| C. | 25 |
| D. | 35 |
| Answer» C. 25 | |
| 126. |
The product of two 2 digit numbers is 2160 and their H.C.F. is 12. The numbers are |
| A. | (12, 60) |
| B. | (72, 30) |
| C. | (36, 60) |
| D. | (60, 72) |
| Answer» D. (60, 72) | |
| 127. |
Three tankers contain 403 litres, 434 litres, 465 litres of diesel respectively. Then the maximum capacity of a container that can measure the diesel of the three containers exact number of times is |
| A. | 31 litres |
| B. | 62 litres |
| C. | 41 litres |
| D. | 84 litres |
| Answer» B. 62 litres | |
| 128. |
The greatest number that will divide 729 and 901 leaving remainders 9 and 5 respectively, is |
| A. | 15 |
| B. | 16 |
| C. | 19 |
| D. | 20 |
| Answer» C. 19 | |
| 129. |
The LCM and the HCF of the numbers 28 and 42 are in the ratio : |
| A. | 6 : 1 |
| B. | 2 : 3 |
| C. | 3 : 2 |
| D. | 7 : 2 |
| Answer» B. 2 : 3 | |
| 130. |
Two pipes of length 1.5 m and 1.2 m are to be cut into equal pieces without leaving any extra length of pipes. The greatest length of the pipe pieces of same size which can be cut from these two lengths will be |
| A. | 0.13 metre |
| B. | 0.4 metre |
| C. | 0.3 metre |
| D. | 0.41 metre |
| Answer» D. 0.41 metre | |
| 131. |
A milkman has 75 litres milk in one can and 45 litres in another. The maximum capacity of container which can measure milk of either container exact number of times is : |
| A. | 1 litre |
| B. | 5 litres |
| C. | 15 litres |
| D. | 25 litres |
| Answer» D. 25 litres | |
| 132. |
What is the greatest number which will divide 110 and 128 leaving a remainder 2 in each case ? |
| A. | 8 |
| B. | 18 |
| C. | 28 |
| D. | 38 |
| Answer» C. 28 | |
| 133. |
The largest number, which divides 25, 73 and 97 to leave the same remainder in each case, is |
| A. | 24 |
| B. | 23 |
| C. | 21 |
| D. | 6 |
| Answer» B. 23 | |
| 134. |
The greatest number, by which 1657 and 2037 are divided to give remainders 6 and 5 respectively, is |
| A. | 127 |
| B. | 133 |
| C. | 235 |
| D. | 305 |
| Answer» B. 133 | |
| 135. |
What is the greatest number that will divide 307 and 330 leaving remainders 3 and 7 respectively ? |
| A. | 19 |
| B. | 16 |
| C. | 17 |
| D. | 23 |
| Answer» B. 16 | |
| 136. |
Let N be the greatest number that will divide 1305, 4665 and 6905 leaving the same remainder in each case. Then, sum of the digits in N is : |
| A. | 4 |
| B. | 5 |
| C. | 6 |
| D. | 8 |
| Answer» B. 5 | |
| 137. |
The greatest number, which when divide 989 and 1327 leave remainders 5 and 7 respectively, is : |
| A. | 8 |
| B. | 16 |
| C. | 24 |
| D. | 32 |
| Answer» D. 32 | |
| 138. |
The maximum number of students among whom 1001 pens and 910 pencils can be distributed in such a way that each student gets same number of pens and same number of pencils, is : |
| A. | 91 |
| B. | 910 |
| C. | 1001 |
| D. | 1911 |
| Answer» B. 910 | |
| 139. |
Three electronic devices make a beep after every 48 seconds, 72 seconds and 108 seconds respectively. They beeped together at 10 a.m. The time when they will next make a beep together at the earliest is |
| A. | 10 : 07 : 12 hours |
| B. | 10 : 07 : 24 hours |
| C. | 10 : 07 : 36 hours |
| D. | 10 : 07 : 48 hours |
| Answer» B. 10 : 07 : 24 hours | |
| 140. |
The LCM fo two prime numbers p and q, (p > q) is 161. The value of (3q p) : |
| A. | 2 |
| B. | 1 |
| C. | 1 |
| D. | 2 |
| Answer» B. 1 | |
| 141. |
The LCM of four consecutive numbers is 60. The sum of the first two numbers is equal to the fourth number. What is the sum of four numbers? |
| A. | 17 |
| B. | 14 |
| C. | 21 |
| D. | 24 |
| Answer» C. 21 | |
| 142. |
Three bells ring at intervals of 36 seconds, 40 seconds and 48 seconds respectively. They start ringing together at a particular time. They will ring together after every |
| A. | 6 minutes |
| B. | 12 minutes |
| C. | 18 minutes |
| D. | 24 minutes |
| Answer» C. 18 minutes | |
| 143. |
Three men step off together from the same spot. Their steps measure 63 cm, 70 cm and 77 cm respectively. The minimum distance each should cover so that all can cover the distance in complete steps is |
| A. | 9630 cm |
| B. | 9360 cm |
| C. | 6930 cm |
| D. | 6950 cm |
| Answer» D. 6950 cm | |
| 144. |
Find the least number which when divided separately by 15, 20, 36 and 48 leaves 3 as remainder in each case. |
| A. | 183 |
| B. | 243 |
| C. | 483 |
| D. | 723 |
| Answer» E. | |
| 145. |
The greatest 4-digit number exactly divisible by 10, 15, 20 is |
| A. | 9990 |
| B. | 9960 |
| C. | 9980 |
| D. | 9995 |
| Answer» C. 9980 | |
| 146. |
The smallest perfect square divisible by each of 6, 12 and 18 is |
| A. | 196 |
| B. | 144 |
| C. | 108 |
| D. | 36 |
| Answer» E. | |
| 147. |
The smallest number, which when increased by 5 is divisible by each of 24,32, 36 and 564, is |
| A. | 869 |
| B. | 859 |
| C. | 4320 |
| D. | 427 |
| Answer» C. 4320 | |
| 148. |
The number nearest to 43582 divisible by each of 25, 50 and 75 is : |
| A. | 43500 |
| B. | 43650 |
| C. | 43600 |
| D. | 43550 |
| Answer» C. 43600 | |
| 149. |
The least number, which is a perfect square and is divisible by each of the numbers 16, 20 and 24, is |
| A. | 1600 |
| B. | 3600 |
| C. | 6400 |
| D. | 14400 |
| Answer» C. 6400 | |
| 150. |
The largest 4-digit number exactly divisible by each of 12, 15, 18 and 27 is |
| A. | 9690 |
| B. | 9720 |
| C. | 9930 |
| D. | 9960 |
| Answer» C. 9930 | |