| 79254 | The sum of the non-prime numbers between 40 and 50, non-inclusive, is | Medium | |
| 79260 | X, Y, and Z are different prime numbers | Medium | |
| 79354 | Find the least number must be subtracted from 11070 so that remaining… | Medium | |
| 79376 | Find a sum for 1st 4 prime number's | Medium | |
| 79455 | What is the least value of x | Medium | |
| 79572 | In doing a division of a question with zero remainder,a candidate took… | Medium | |
| 79623 | If P is a prime number greater than 3, find the remainder… | Medium | |
| 79668 | When the positive integer A is divided by 5 and 8, the… | Medium | |
| 79670 | In an engineering class that contained 50 students, the final exam consisted… | Medium | |
| 79688 | Which of the following are divisible by both 2 and 3 | Medium | |
| 79707 | what is the remainder when 89001 is divided by 18 | Medium | |
| 79718 | How many positive integers less than 23 are prime numbers, odd multiples… | Medium | |
| 79863 | What least number should be added to 1054, so that the sum… | Medium | |
| 79864 | What is the remainder when you divide 2^200+1 by 7 | Medium | |
| 79874 | How many odd factors does 160 have | Medium | |
| 79892 | Positive integer n leaves a remainder of 4 after division by 5… | Medium | |
| 79968 | factor: 3y (x-3)-2(x-3) | Medium | |
| 79970 | The number N is 5,2H4, where H represents the ten's digit | Medium | |
| 79974 | By using the numbers 0, 1, 3, 5 and 6 only once… | Medium | |
| 80093 | What will be the remainder when (67^67) + 67 is divided by… | Medium | |
| 80106 | Let x be a positive integer, what is the remainder when 3^(3x+3)+3… | Medium | |
| 80108 | For every even positive integer m, f(m) represents the product of all… | Medium | |
| 80112 | When positive integer n is divided by 5, the remainder is 1 | Medium | |
| 80113 | How many factors does 16^2 have | Medium | |
| 80127 | The product of all the prime numbers less than 40 is closest… | Medium | |
| 80204 | How many numbers amongst the numbers 7 to 41 are there which… | Medium | |
| 80240 | If n is a natural number, then (7(n2) + 7n) is always… | Medium | |
| 80250 | If n = 5p, where p is a prime number greater than… | Medium | |
| 80255 | What no | Medium | |
| 80268 | What is the greatest prime factor of 8^11 - 2^30 | Medium | |
| 80305 | What is the greatest positive integer x such that 7^x is a… | Medium | |
| 80320 | x, y, a, and b are positive integers | Medium | |
| 80337 | The product of all the prime numbers less than 50 is closest… | Medium | |
| 80380 | If x is a whole number, then x2(x2-1) is always divisible by | Medium | |
| 80435 | On dividing 73 by a number, the quotient is 9 and the… | Medium | |
| 80501 | When positive integer N is divided by positive integer P, the quotient… | Medium | |
| 80519 | What is the greatest prime factor of 12!11 | Medium | |
| 80528 | The sum of three consecutive odd natural numbers, each divisible by 3… | Medium | |
| 80550 | | Medium | |
| 80567 | Which is the least number that must be subtracted from 1256 so… | Medium | |
| 80632 | What is the largest 4 digit number exactly divisible by 24 | Medium | |
| 80640 | When 18 is divided by the positive integer k, the remainder is… | Medium | |
| 80683 | Which of the following statements must be true | Medium | |
| 80716 | If (z + 2)/5 is an integer, what is remainder when z… | Medium | |
| 80734 | For any positive number x, the function [x] denotes the greatest integer… | Medium | |
| 80745 | Each of the following numbers has a remainder of 3 when divided… | Medium | |
| 80751 | The greatest number by which the product of three consecutive multiples of… | Medium | |
| 80802 | The least number which should be added to 2497 so that the… | Medium | |
| 80891 | In N is a positive integer less than 200, and 2N/108 is… | Medium | |
| 80949 | Which number can we add to 859722 to get a number exactly… | Medium | |