| 57020 | The H.C.F of 1.75, 5.6 and 7 is | Medium | |
| 57303 | What is the HCF of 2/3, 4/12 and 6/5 | Medium | |
| 57373 | The sum of 2 numbers is 2000 | Medium | |
| 57646 | If x and y are positive integers, and 1 is the greatest… | Medium | |
| 58094 | If the L.C.M of two numbers is 750 and their product is… | Medium | |
| 58309 | If GCD of two numbers (both integers, greater than 1) is 1… | Medium | |
| 58854 | The LCM and HCF of two numbers are 8 and 48 respectively | Medium | |
| 59176 | If r = 2^4 * 5^2 * 7 and s = 2… | Medium | |
| 60287 | The least common multiple of positive integer f and 3-digit integer n… | Medium | |
| 60325 | The HCF and LCM of two numbers are 18 and 3780 respectively | Medium | |
| 60433 | Find the HCF of 2.1, 1.05 and 0.63 | Medium | |
| 60449 | What will be the LCM of 8, 24, 36 and 54 | Medium | |
| 61254 | The greatest common factor of 16 and the positive integer n is… | Medium | |
| 61656 | The H.C.F of two numbers is 11 and their L.C.M is 7700 | Medium | |
| 62641 | If p#q denotes the least common multiple of p and q, then… | Medium | |
| 62965 | If a and b are positive even integers, and the least common… | Medium | |
| 64062 | If p#q denotes the least common multiple of p and q, then… | Medium | |
| 64553 | HCF of 22×32×52,24×34×53×11 is | Medium | |
| 64578 | The product of two numbers is 1320 and their H.C.F is 6.The… | Medium | |
| 64629 | If a and b are positive even integers, and the least common… | Medium | |
| 66557 | which of the following could be the greatest common factor of positive… | Medium | |
| 66846 | The least common multiple of positive integer e and 3-digit integer n… | Medium | |
| 66851 | If p#q denotes the least common multiple of p and q, then… | Medium | |
| 67336 | If A is the least common multiple of 90,196, and 300, which… | Medium | |
| 68044 | If the GCD of two distinct numbers (not equal, both integers, greater… | Medium | |
| 69189 | Find the L.C.M of the fractions 2/7 , 5/14, and 4/21 | Medium | |
| 69335 | If a and b are positive integers, and a=2b+6, the greatest common… | Medium | |
| 69693 | The greatest common divisor of two positive integers is 25 | Medium | |
| 70005 | If the GCD of two distinct numbers (not equal, both integers, greater… | Medium | |
| 70340 | Product of two co-prime numbers is 117 | Medium | |
| 70598 | For any natural number n, F(n) is the least common multiple of… | Medium | |
| 70742 | Find the greatest common factor (GFC) of 24, 40 and 60 | Medium | |
| 71158 | The number of number - pairs lying between 40 and 100 with… | Medium | |
| 71397 | Find the LCM of 0.6, 9.6 and 0.36 | Medium | |
| 72247 | The H.C.F | Medium | |
| 74248 | Given 2 numbers; 16 and x, the LCM and HCF of both… | Medium | |
| 74395 | If x and y are positive integers, and y=x^2+8, the greatest common… | Medium | |
| 74453 | Find LCM of fraction series 4/5, 8/35, 2/15, 6/25 | Medium | |
| 74771 | Find the L.C.M of 2^2 * 3^3 * 5 *7^2*11, 2^3 *… | Medium | |
| 75142 | If the LCM of 9, 7, 2, and q is 504, which… | Medium | |
| 77386 | a' and 'b' are positive integers such that their LCM is 20… | Medium | |
| 77509 | If the least common multiple of 9, 10, 12, and v is… | Medium | |
| 78609 | Find the H.C.F | Medium | |
| 78646 | The sum of two numbers is 232 and their H.C.F is 29 | Medium | |
| 79160 | If the LCM of 8, 11, 15, and x is 25080, which… | Medium | |
| 80607 | The H.C.F of two numbers is 8 | Medium | |
| 81132 | The greatest common factor of two positive integers is J | Medium | |
| 81338 | The L.C.M of two numbers is 495 and their H.C.F is 5 | Medium | |
| 81708 | what is the value of y if the greatest common divisor of… | Medium | |
| 82160 | What is the least common multiple of 12,15,18,27 | Medium | |