| 43654 | The H.C.F | Medium | |
| 44169 | The H.C.F | Medium | |
| 44200 | The LCM of two numbers is 2310 and HCF is 47 | Medium | |
| 44510 | If y = 30p, and p is prime, what is the greatest… | Medium | |
| 44640 | The L.C.M of two numbers is 2310 and their H.C.F is 30 | Medium | |
| 44847 | If n is a positive integer and the greatest common divisor of… | Medium | |
| 45101 | The H.C.F | Medium | |
| 45217 | The H.C.F of two numbers is 11 and their L.C.M is 7700 | Medium | |
| 45220 | The H.C.F | Medium | |
| 45505 | If a and b are positive integers, and a=4b+16, the greatest common… | Medium | |
| 45922 | The greatest common factor of positive integers m and n is 9 | Medium | |
| 46991 | If the L.C.M of two numbers is 720 and their product is… | Medium | |
| 48186 | The HCF of two numbers is 62 and the other two factors… | Medium | |
| 48781 | The greatest common factor of 16 and the positive integer n is… | Medium | |
| 48796 | The HCF and LCM of two numbers m and n are respectively… | Medium | |
| 49009 | The H.C.F | Medium | |
| 49237 | If the product of two positive integers is 60, which of the… | Medium | |
| 49860 | What is the sum of the greatest common factor and the lowest… | Medium | |
| 50491 | The H.C.F | Medium | |
| 51460 | The greatest common factor of 16 and the positive integer n is… | Medium | |
| 51493 | Find the L.C.M of 36,90,210 | Medium | |
| 51538 | If x and y are positive integers, which of the following CANNOT… | Medium | |
| 51551 | The H.C.F of two numbers is 17 and their L.C.M is 5134 | Medium | |
| 51572 | Find the L.C.M of 6, 15, 24 and 20 | Medium | |
| 51988 | The L.C.M of two numbers is 495 and their H.C.F is 5 | Medium | |
| 52826 | The H.C.F | Medium | |
| 53430 | The H.C.F | Medium | |
| 53466 | What is the least common multiple of 15, 16, and 24 | Medium | |
| 53811 | If y = 30p, and p is prime, what is the greatest… | Medium | |
| 53912 | The H.C.F | Medium | |
| 54094 | The H.C.F of two numbers is 23 and the other two factors… | Medium | |
| 54181 | The H.C.F | Medium | |
| 54299 | If the product of two numbers is 84942 and their H.C.F | Medium | |
| 54449 | If n is a positive integer and the greatest common divisor of… | Medium | |
| 54686 | What is the HCF of 2/3, 4/9 and 6/5 | Medium | |
| 54916 | If y = 30p, and p is prime, what is the greatest… | Medium | |
| 55468 | The HCF and LCM of two numbers m and n are respectively… | Medium | |
| 55509 | The H.C.F | Medium | |
| 55748 | The H.C.F of two numbers is 15 and their L.C.M is 3300 | Medium | |
| 55855 | What is the sum of the greatest common factor and the lowest… | Medium | |
| 55935 | If the LCM of 9, 12, 5, and x is 180, which… | Medium | |
| 56028 | What is the least common multiple of 8,12,32,14 | Medium | |
| 56625 | About the number of pairs which have 20 as their HCF and… | Medium | |
| 56921 | Two numbers N and 12 have LCM = 42 and GCF =… | Medium | |
| 57201 | The H.C.F | Medium | |
| 57244 | The greatest common factor of two numbers is 6 | Medium | |
| 57254 | The product of two numbers is 4107 | Medium | |
| 57861 | About the number of pairs which have 16 as their HCF and… | Medium | |
| 58097 | The H.C.F | Medium | |
| 58299 | The greatest common factor of two numbers is 5 | Medium | |