MCQOPTIONS
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MCQOPTIONS
This section includes 86 Mcqs, each offering curated multiple-choice questions to sharpen your Mathematics Quizzes knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
What will be the least number which when doubled will be exactly divisible by 12, 18, 21 and 30? |
| A. | 196 |
| B. | 630 |
| C. | 1260 |
| D. | 2520 |
| Answer» C. 1260 | |
| 2. |
What is the least number which when divided by 8, 12, 18 and 24 leaves the remainders 4, 8, 14 and 20 respectively? |
| A. | 78 |
| B. | 68 |
| C. | 58 |
| D. | None |
| Answer» C. 58 | |
| 3. |
Two numbers 4242 and 2903 when divided by a certain number of three digits, leave the same remainder. Find the number? |
| A. | 101 |
| B. | 103 |
| C. | 107 |
| D. | 113 |
| Answer» C. 107 | |
| 4. |
Three numbers which are co-prime to each other are such that the product of the first two is 551 and that of the last two is 1073. The sum of the three numbers is________? |
| A. | 75 |
| B. | 81 |
| C. | 85 |
| D. | 89 |
| Answer» D. 89 | |
| 5. |
Three numbers are in the ratio 3:4:5 and their L.C.M is 2400. Their H.C.F is: |
| A. | 40 |
| B. | 80 |
| C. | 120 |
| D. | 200 |
| Answer» B. 80 | |
| 6. |
Three numbers are in the ratio 1:2:3 and their H.C.F is 12. The numbers are__________? |
| A. | 4, 8, 12 |
| B. | 5, 10, 15 |
| C. | 10, 20, 30 |
| D. | 12, 24, 36 |
| Answer» E. | |
| 7. |
Three men start together to travel the same way around a circular track of 11 kilometers in circumference. Their speeds are 4, 5 and 8 kilometers per hour respectively. When will they meet at a starting point? |
| A. | 11 hours |
| B. | 12 hours |
| C. | 220 hours |
| D. | 22 hours |
| Answer» B. 12 hours | |
| 8. |
There are four prime numbers written in ascending order of magnitude. The product of the first three is 7429 and of the last three is 12673. Find the fourth number? |
| A. | 17 |
| B. | 29 |
| C. | 23 |
| D. | 31 |
| Answer» C. 23 | |
| 9. |
There are four prime numbers written in ascending order of magnitude. The product of the first three is 385 and of the last three is 1001. Find the fourth number? |
| A. | 5 |
| B. | 7 |
| C. | 11 |
| D. | 13 |
| Answer» B. 7 | |
| 10. |
The wheels revolve round a common horizontal axis. They make 15, 20 and 48 revolutions in a minute respectively. Starting with a certain point on the circumference down wards. After what interval of time will they come together in the same position? |
| A. | 1 min |
| B. | 2 min |
| C. | 3 min |
| D. | None |
| Answer» B. 2 min | |
| 11. |
The sum of two numbers is 528 and their H.C.F is 33. The number of pairs of numbers satisfying the above conditions is__________? |
| A. | 4 |
| B. | 6 |
| C. | 8 |
| D. | 12 |
| Answer» B. 6 | |
| 12. |
The smallest fraction, which each of 6/7, 5/14, 10/21 will divide exactly is_________? |
| A. | 30/7 |
| B. | 30/98 |
| C. | 60/147 |
| D. | 50/294 |
| Answer» B. 30/98 | |
| 13. |
The smallest number which when divided by 20, 25, 35 and 40 leaves a remainder of 14, 19, 29 and 34 respectively is________? |
| A. | 1994 |
| B. | 1494 |
| C. | 1349 |
| D. | 1496 |
| Answer» D. 1496 | |
| 14. |
The smallest number when increased by ” 1 ” is exactly divisible by 12, 18, 24, 32 and 40 is__________? |
| A. | 1439 |
| B. | 1440 |
| C. | 1459 |
| D. | 1449 |
| Answer» B. 1440 | |
| 15. |
The ratio of numbers is 3:4 and their H.C.F is 4. Their L.C.M is__________? |
| A. | 12 |
| B. | 16 |
| C. | 24 |
| D. | 48 |
| Answer» E. | |
| 16. |
The product of two digits number is 2160 and their HCF is 12. The numbers are________? |
| A. | (36,60) |
| B. | (12,180) |
| C. | (96,25) |
| D. | (72,30) |
| Answer» B. (12,180) | |
| 17. |
The product of two numbers is 4107. If the H.C.F of these numbers is 37, then the greater number is_________? |
| A. | 101 |
| B. | 107 |
| C. | 111 |
| D. | 185 |
| Answer» D. 185 | |
| 18. |
The product of two numbers is 2028 and their H.C.F is 13. The number of such pairs is__________? |
| A. | 1 |
| B. | 2 |
| C. | 3 |
| D. | 4 |
| Answer» C. 3 | |
| 19. |
The product of two numbers is 2025 and their HCF is 15 their LCM is____________? |
| A. | 2040 |
| B. | 2010 |
| C. | 135 |
| D. | 150 |
| Answer» D. 150 | |
| 20. |
The least square number which divides 8, 12 and 18 is________? |
| A. | 100 |
| B. | 121 |
| C. | 64 |
| D. | 144 |
| Answer» E. | |
| 21. |
The least number which when divided by 8, 12 and 16, leave in each remainder 3, is_______? |
| A. | 71 |
| B. | 70 |
| C. | 69 |
| D. | 51 |
| Answer» E. | |
| 22. |
The least number which when divided by 16, 18 and 21, leave the remainder 3, 5 and 8 respectively is___________? |
| A. | 982 |
| B. | 893 |
| C. | 1024 |
| D. | 995 |
| Answer» E. | |
| 23. |
The least number which when add 3 to it, completely divided 8, 12 and 18 is_______? |
| A. | 71 |
| B. | 70 |
| C. | 69 |
| D. | 68 |
| Answer» D. 68 | |
| 24. |
The least number which when diminished by 7 is divisible by 21, 28, 36 and 45 is________? |
| A. | 1267 |
| B. | 1265 |
| C. | 1261 |
| D. | 68 |
| Answer» B. 1265 | |
| 25. |
The least number of four digits which is divisible by 4, 6, 8 and 10 is_________? |
| A. | 1080 |
| B. | 1085 |
| C. | 1075 |
| D. | 1095 |
| Answer» B. 1085 | |
| 26. |
The least number of four digits which is divisible by 15, 25, 40 and 75 is_________? |
| A. | 9000 |
| B. | 9400 |
| C. | 9600 |
| D. | 9800 |
| Answer» D. 9800 | |
| 27. |
The least number of five digits that have 144 their HCF is__________? |
| A. | 10085 |
| B. | 10080 |
| C. | 10075 |
| D. | 10070 |
| Answer» C. 10075 | |
| 28. |
The L.C.M of two numbers is 48. The numbers are in the ratio 2:3. The sum of numbers is__________? |
| A. | 28 |
| B. | 32 |
| C. | 40 |
| D. | 64 |
| Answer» D. 64 | |
| 29. |
The L.C.M of two numbers is 495 and their H.C.F is 5. If the sum of the numbers is 10, then their difference is__________? |
| A. | 10 |
| B. | 46 |
| C. | 70 |
| D. | 90 |
| Answer» B. 46 | |
| 30. |
The L.C.M. of two numbers is 48. The numbers are in the ratio 2 : 3. Then sum of the number is_________? |
| A. | 28 |
| B. | 32 |
| C. | 40 |
| D. | 64 |
| Answer» D. 64 | |
| 31. |
The H.C.F of two numbers is 8. Which of the following can never be their L.C.M? |
| A. | 24 |
| B. | 48 |
| C. | 56 |
| D. | 60 |
| Answer» E. | |
| 32. |
The H.C.F of two numbers is 23 and the other two factors of their L.C.M are 13 and 14. The larger of the two numbers is___________? |
| A. | 276 |
| B. | 299 |
| C. | 322 |
| D. | 345 |
| Answer» D. 345 | |
| 33. |
The H.C.F of two numbers is 11 and their L.C.M is 7700. If one of the numbers is 275, then the other is__________? |
| A. | 279 |
| B. | 283 |
| C. | 308 |
| D. | 318 |
| Answer» D. 318 | |
| 34. |
The H.C.F and L.C.M of two numbers are 84 and 21 respectively. If the ratio of the two numbers is 1:4, then the larger of the two numbers is____________? |
| A. | 12 |
| B. | 48 |
| C. | 84 |
| D. | 108 |
| Answer» D. 108 | |
| 35. |
The greatest number of five digits which is divisible by 32, 36, 40, 42 and 48 is_________? |
| A. | 90730 |
| B. | 90725 |
| C. | 90715 |
| D. | 90720 |
| Answer» E. | |
| 36. |
The greatest number which on dividing 1657 and 2037 leaves remainders 6 and 5 respectively, is_________? |
| A. | 123 |
| B. | 127 |
| C. | 235 |
| D. | 305 |
| Answer» C. 235 | |
| 37. |
The greatest number of four digits that have 144 for their HCF is___________? |
| A. | 9930 |
| B. | 9903 |
| C. | 9935 |
| D. | 9936 |
| Answer» E. | |
| 38. |
The G.C.D of 1.08, 0.36 and 0.9 is________? |
| A. | 0.03 |
| B. | 0.9 |
| C. | 0.18 |
| D. | 0.108 |
| Answer» D. 0.108 | |
| 39. |
Product of two co-prime numbers is 117. Their L.C.M should be__________? |
| A. | 1 |
| B. | 117 |
| C. | equal to their H.C.F |
| D. | Cannot be calculated |
| Answer» C. equal to their H.C.F | |
| 40. |
Least perfect square number, exactly divisible by 21, 36 and 56 is_________? |
| A. | 3600 |
| B. | 504 |
| C. | 441 |
| D. | 7056 |
| Answer» E. | |
| 41. |
LCM of two numbers is 138. But their (Greatest common divisor) GCD is 23. The numbers are in a ratio 1:6. Which is the largest number amongst the two? |
| A. | 46 |
| B. | 138 |
| C. | 69 |
| D. | 23 |
| Answer» C. 69 | |
| 42. |
LCM of 87 and 145 is_______? |
| A. | 1305 |
| B. | 435 |
| C. | 875 |
| D. | 48 |
| Answer» C. 875 | |
| 43. |
LCM of 455, 117, 338 is________? |
| A. | 10670 |
| B. | 106470 |
| C. | 104670 |
| D. | 107470 |
| Answer» C. 104670 | |
| 44. |
LCM of 18 and 27 is_________? |
| A. | 85 |
| B. | 89 |
| C. | 54 |
| D. | 91 |
| Answer» D. 91 | |
| 45. |
LCM of 1/3, 5/6, 5/4, 10/7 is_________? |
| A. | 10/7 |
| B. | 10 |
| C. | 10/11 |
| D. | 11/10 |
| Answer» C. 10/11 | |
| 46. |
In finding the HCF of two numbers, the last divisor was 41 and the successive quotients, starting from the first, where 2, 4 and 2. The numbers are______? |
| A. | 700,400 |
| B. | 820,360 |
| C. | 800,500 |
| D. | 820,369 |
| Answer» E. | |
| 47. |
If the sum of two numbers is 55 and the H.C.F and L.C.M of these numbers are 5 and 120 respectively, then the sum of the reciprocal of the numbers is equal to___________? |
| A. | 55/601 |
| B. | 601/55 |
| C. | 11/120 |
| D. | 120/11 |
| Answer» D. 120/11 | |
| 48. |
How many minimum number’s of whole square slabs are required for paving the floor 12.96 meters long and 3.84 meters side? |
| A. | 216 |
| B. | 192 |
| C. | 108 |
| D. | 256 |
| Answer» B. 192 | |
| 49. |
H.C.F of 4 * 27 * 3125, 8 * 9 * 25 * 7 and 16 * 81 * 5 * 11 * 49 is___________? |
| A. | 180 |
| B. | 360 |
| C. | 540 |
| D. | 1260 |
| Answer» B. 360 | |
| 50. |
HCF of 3/16, 5/12, 7/8 is__________? |
| A. | 2/47 |
| B. | 3/47 |
| C. | 1/48 |
| D. | 5/48 |
| Answer» D. 5/48 | |