| 82339 | HCF of two numbers is 11 and the product of these numbers… | Medium | AQuA | |
| 82646 | If a and b are positive even integers, and the least common… | Medium | AQuA | |
| 83837 | The H.C.F | Medium | AQuA | |
| 83897 | a' and 'b' are positive integers such that their LCM is 20… | Medium | AQuA | |
| 84779 | If x and y are positive integers, find which of the following… | Medium | AQuA | |
| 85273 | Find the HCF of 22×32×72, 2×34×7 | Medium | AQuA | |
| 85593 | If The GCD of two numbers (not equal, both integers, greater than… | Medium | AQuA | |
| 86502 | The HCF of two numbers is 23 and the other two factors… | Medium | AQuA | |
| 88032 | If x and y are positive integers, Choose which of the following… | Medium | AQuA | |
| 88747 | If a and b are positive even integers, and the least common… | Medium | AQuA | |
| 89332 | If the GCD of two numbers (not equal, both integers, greater than… | Medium | AQuA | |
| 89895 | If the sum of two numbers is 55 and the H.C.F and… | Medium | AQuA | |
| 90159 | HCF of 2472,1284 and a third number 'n'is 12.If their LCM is… | Medium | AQuA | |
| 90245 | 'a' and 'b' are positive integers such that their LCM is 20… | Medium | AQuA | |
| 90280 | The sum of two numbers is 216 and their H.C.F | Medium | AQuA | |
| 90422 | Find the H.C.F | Medium | AQuA | |
| 90617 | If r = 2^3 * 5^2 * 7 and s = 2^3… | Medium | AQuA | |
| 90743 | let S is a set of all natural numbers less than 120… | Medium | AQuA | |
| 91436 | The positive integers p and r have exactly three prime factors in… | Medium | AQuA | |
| 91511 | The product of HCF and LCM of 18 and 15 is | Medium | AQuA | |
| 92524 | L.C.M of two prime numbers x and y (x>y) is 161 | Medium | AQuA | |
| 93594 | Find the HCF of 2/3,4/6,8/27 | Medium | AQuA | |
| 93779 | If D is the least common multiple of 90,196, and 300, which… | Medium | AQuA | |
| 94615 | Find the HCF of 23,46,827 | Medium | AQuA | |
| 94934 | difference between LCM and HCF of following number 20 30 40 | Medium | AQuA | |
| 94956 | If HCF of two numbers is 11 and the product of these… | Medium | AQuA | |
| 95245 | What is the sum of the greatest common factor and the lowest… | Medium | AQuA | |
| 95311 | If p and q are positive integers, which of the following can… | Medium | AQuA | |
| 95587 | What will be the HCF of ( 2 x 3 x 7… | Medium | AQuA | |
| 95937 | what is the value of y if the greatest common divisor of… | Medium | AQuA | |
| 96194 | If the LCM of 2, 5, 6, and a is 210, which… | Medium | AQuA | |
| 97197 | If the GCD of two numbers (both integers, greater than 1) is… | Medium | AQuA | |
| 97374 | If a and b are positive even integers, and the least common… | Medium | AQuA | |
| 97385 | The HCF of two numbers is 12 and their difference is also… | Medium | AQuA | |
| 97452 | If p#q denotes the least common multiple of p and q, then… | Medium | AQuA | |
| 97856 | Find L.C.M of 852 and 1491 | Medium | AQuA | |
| 97927 | The function f(x) is defined for all positive integers x as the… | Medium | AQuA | |
| 97968 | If the greatest common divisor of (n+2)!, (n-1)!, and (n+4) | Medium | AQuA | |
| 98173 | If the sum of two numbers is 45 and the H.C.F and… | Medium | AQuA | |
| 98893 | The H.C.F and L.C.M | Medium | AQuA | |
| 99152 | The greatest common factor of two positive integers is 11 | Medium | AQuA | |
| 108924 | Prime Factorization and the Least Common Multiple · Example 5 | Easy | OpenStax | |
| 109080 | Prime Factorization and the Least Common Multiple · Review Exercise 153 | Medium | OpenStax | |
| 119395 | Greatest Common Factor and Factor by Grouping · Example 16 | Easy | OpenStax | |
| 124373 | Greatest Common Factor and Factor by Grouping · Example 8 | Easy | OpenStax | |
| 124374 | Greatest Common Factor and Factor by Grouping · Try It 15 | Easy | OpenStax | |
| 124375 | Greatest Common Factor and Factor by Grouping · Try It 16 | Easy | OpenStax | |
| 25105 | HCF and LCM two numbers are 12 and 396 respectively | Medium | AQuA | |
| 65710 | Which of the following CAN be the least common multiple of two… | Medium | AQuA | |
| 71515 | The H.C.F | Medium | AQuA | |