If n is a positive integer and the product of all integers from 1 to n, inclusive, is a multiple …

Xavier, Yuvan, and Zenith each try independently to solve a problem. If their individual probabilities for success are 1/4, 1/2, …

In an increasing sequence of 8 consecutive even integers, the sum of the first 4 integers is 268.     …

Numerical Entry question: Jack and four friends go to a game. In how many ways can they be seated in …

If “n” a positive two digit integer, is 4 more than the multiple of 6 and also 3 more than …

PQ, QR and PR are diameters of the three circles shown above. And  QR = 4,  PQ = 2QR   …

a, b and c are positive integers such that when “a” is divided by “b” the remainder is 3 and …

b – a = 10                                                                      c – b = 4                               …

“m” is an integer and   35! /3m is an integer                     …