| 35684 | The LCM of three numbers is four times their GCF | Medium | |
| 37107 | If the sum of two numbers is 45 and the H.C.F and… | Medium | |
| 37441 | If x and y are positive integers, and 1 is the greatest… | Medium | |
| 37804 | If the LCM of two integers M, N (where N> M and… | Medium | |
| 38150 | The reciprocal of the hcf and lcm of two are 1/16 and… | Medium | |
| 38633 | Two numbers have a H.C.F of 16 and a product of two… | Medium | |
| 38686 | Find the HCF of 54, 288, 360 | Medium | |
| 38870 | If the HCF of two numbers is 2 and their LCM is… | Medium | |
| 39402 | The least common multiple of positive integer m and 3-digit integer n… | Medium | |
| 39953 | The product of two numbers is 2028 and their HCF is 13 | Medium | |
| 40172 | The HCF and LCM of two numbers are 21 and 4641 respectively | Medium | |
| 40376 | If the LCM of two integers P, Q (where Q> P and… | Medium | |
| 42018 | Sum of two numbers prime to each other is 12 and their… | Medium | |
| 42657 | If the LCM of two numbers a and b is 1104 and… | Medium | |
| 43108 | If the product of two positive integers is 144, which of the… | Medium | |
| 43787 | Integer m has 4 different prime factors and n has 3 different… | Medium | |
| 45195 | Given the following factorials (x+3)!, (x-2)!, and (x+4) | Medium | |
| 45576 | The H.C.F of two numbers is 8 | Medium | |
| 45648 | If x and y are positive integers, each of the following could… | Medium | |
| 45834 | If the LCM of two integers X, Y (where Y> X and… | Medium | |
| 46430 | If the product of two numbers is 82500 and their H.C.F | Medium | |
| 46523 | Two numbers N and 14 have LCM = 56 and GCF =… | Medium | |
| 46778 | If the LCM of two integers c, d (where d> c and… | Medium | |
| 47852 | If S is the least common multiple of 90,196, and 300, which… | Medium | |
| 48113 | If x is a sum of all even integers on the interval… | Medium | |
| 49050 | If x and y are positive integers, and 1 is the greatest… | Medium | |
| 49431 | The L.C.M of 2/3, 3/ 5, 4/7, 9/13 is | Medium | |
| 49891 | If the sum of two numbers is 45 and the L.C.M and… | Medium | |
| 50271 | The sum of two numbers is 528 and their H.C.F | Medium | |
| 50359 | Find HCF of 4/5, 8/35, 2/15, 6/25 | Medium | |
| 50448 | Find H.C.F | Medium | |
| 51341 | H.C.F of 3240, 3600 and a third number is 36 and their… | Medium | |
| 51723 | The L.C.M of 23 * 32 * 5 and 33 * 5… | Medium | |
| 51732 | The L.C.M | Medium | |
| 51860 | If n is a positive integer and the greatest common divisor of… | Medium | |
| 51910 | If the sum of two numbers is 55 and the H.C.F | Medium | |
| 52166 | Which of the following options is the correct value of z if… | Medium | |
| 52836 | If the LCM and HCF of 12 and another number is 60… | Medium | |
| 53306 | The H.C.F | Medium | |
| 53435 | If x and y are positive integers, and 1 is the greatest… | Medium | |
| 54252 | The greatest common divisor of (b-2)!,(b+1)!, and (b+4) | Medium | |
| 54391 | The least common multiple of positive integer w and 3-digit integer n… | Medium | |
| 54602 | The least common multiple of positive integer q and 3-digit integer n… | Medium | |
| 54708 | Calculate the HCF of 64, 592, 960 | Medium | |
| 55013 | L.C.M of two numbers is 192 and there H.C.F is 16 | Medium | |
| 55232 | Given 2 numbers; 8 and q, the LCM and HCF of both… | Medium | |
| 55400 | The H.C.F of 2^4*3^2*5^3*7, 2^3*3^3*5^2*7^2 and 3*5*7*11 is | Medium | |
| 56118 | If y = 30p, and p is prime, what is the greatest… | Medium | |
| 56612 | If the LCM of two integers I, J (where J> I and… | Medium | |
| 56672 | If the least common multiple of two prime numbers x and y… | Medium | |