What is the least number which when divided by 5, 6, 7 and 8 leaves a remainder 3, but when divided by 9 leaves no remai…

Half way through the journey from Delhi to Lahore Atalji began to look out of the window of the Samjhauta Express and co…

The product of the digits of a three digit number is a perfect square and perfect cube both is :

A man spends $$\frac{1}{3}$$ of his income on food, $$\frac{2}{5}$$ of his income on house rent, $$\frac{1}{5}$$ of his …

Which of the following is a perfect square ?

Find the remainder when 73 × 75 × 78 × 57 × 197 × 37 is divided by 34.

It is being given that (2<sup>32</sup> + 1) is completely divisible by a whole number. Which of the followin…

How many digit required to write numbers from 1 to 50 ?