If n is a whole number greater then 1, then n<sup>2</sup> (n<sup>2</sup> - 1) is always divisi…

The sum of first five prime numbers is:

On dividing a number by 5, we get 3 as remainder. What will the remainder when the square of the this number is divided …

The sum of three numbers is 2, the 1<sup>st</sup> number is $$\frac{1}{2}$$ times the 2<sup>nd</sup…

Some birds settled on the branches of a tree. First, they sat one to a branch and there was one bird too many. Next they…

The last digit of (1001)<sup>2008</sup> + (1002) = ?

The owner of a local jewellery store hired 3 watchmen to guard his diamonds, but a thief still got in and stole some dia…

Sunny gets $$\frac{7}{9}$$ times as many marks in QA as in ENGLISH. If his total combined marks in both the papers is 90…