| 30706 | The smallest number which when diminished by 3 is divisible by 21,28,36… | Medium | |
| 30722 | How many two-digit whole numbers yield a remainder of 2 when divided… | Medium | |
| 30810 | What is the smallest number which when diminished by 16, is divisible… | Medium | |
| 30832 | If the sum of the first n positive integers is S, what… | Medium | |
| 30836 | What is the remainder if 7^3 is divided by 100 | Medium | |
| 30848 | If n is an integer and n^4 is divisible by 8, which… | Medium | |
| 30854 | If (t-8) is a factor of t^2-kt-47, then k= | Medium | |
| 30897 | What is the least number that should be added to 1053, so… | Medium | |
| 30898 | Find a sum for 1st 5 prime number's | Medium | |
| 30921 | Let C be defined as the sum of all prime numbers between… | Medium | |
| 30977 | In a division sum, the divisor is ten times the quotient and… | Medium | |
| 31001 | The expression x#y denotes the product of the consecutive multiples of 3… | Medium | |
| 31037 | If both 5^2 and 3^3 are factors of n x (2^5) x… | Medium | |
| 31157 | What is the greatest positive integer n such that 3^n is a… | Medium | |
| 31162 | What is the greatest value of n such that 17^n is a… | Medium | |
| 31168 | What is the remainder when (63)(65) is divided by 8 | Medium | |
| 31261 | How many numbers amongst the numbers 28 to 42 are there which… | Medium | |
| 31337 | For an integer n greater than 1, n* denotes the product of… | Medium | |
| 31377 | How many numbers between 0 and 1270 have a prime tens digit… | Medium | |
| 31516 | If k is a positive integer, which of the following must be… | Medium | |
| 31533 | If n is an integer greater than 6, which of the following… | Medium | |
| 31592 | How many even number in the range between 15 to 100 inclusive… | Medium | |
| 31662 | Each of the following numbers has a remainder of 2 when divided… | Medium | |
| 31732 | How many even number in the range between 10 to 160 inclusive… | Medium | |
| 31884 | What is the product of all the prime factors of 21 | Medium | |
| 31913 | What least value should be replaced by * in 2631*4 so the… | Medium | |
| 31947 | If x and y are prime numbers such that x > y… | Medium | |
| 31970 | The divisor is 12, the quotient is 4 and the remainder is… | Medium | |
| 32023 | If (t-8) is a factor of t^2-kt-43, then k= | Medium | |
| 32040 | If n is the product of three consecutive integers, and n is… | Medium | |
| 32103 | For an integer n greater than 1, n* denotes the product of… | Medium | |
| 32126 | A certain number X when divided by 253 leaves a remainder of… | Medium | |
| 32138 | What least number must be subtracted from 9671 so that the remaining… | Medium | |
| 32166 | If n = 4p, where p is a prime number greater than… | Medium | |
| 32169 | Which of the following are/is prime | Medium | |
| 32202 | What is the greatest prime factor of 4^15 - 2^28 | Medium | |
| 32215 | If x is divisible by 5, 20, and 125, which of the… | Medium | |
| 32216 | Which of the following has 21^20 as a factor | Medium | |
| 32312 | The difference between two numbers is 2395 | Medium | |
| 32429 | If a number p is prime, and 2p+1 = q, where q… | Medium | |
| 32462 | 5 is added to a certain number, the sum is multiplied by… | Medium | |
| 32573 | Find the number of different prime factors of 25650 | Medium | |
| 32689 | What is the sum of the different positive prime factors of 540 | Medium | |
| 32705 | A positive integer is divisible by 3 if and only if the… | Medium | |
| 32710 | How many positive integers less than 5,000 are evenly divisible by neither… | Medium | |
| 32769 | The least number, which when divided by 12, 31, 20 and 54… | Medium | |
| 32807 | Which of the following must be an integer if the integer x… | Medium | |
| 32809 | Positive Integer A gives the remainder of 32 when divided by another… | Medium | |
| 32828 | Which of the following are/is prime | Medium | |
| 32844 | If integer k is equal to the sum of all even multiples… | Medium | |