If 17<sup>200</sup> is divided by 18, the remainder is -

If (64)<sup>2</sup> - (36)<sup>2</sup> = 20 × x, then x = ?

A six digit number is formed by repeating a three digit number : For example, 256, 256 or 678, 678 etc. Any number of t…

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 sum of the digits of two-digit number is 10, while when the digits are reversed, the number decrease by 54. Find the…

The unit digit of the expression : $${25^{6251}} \, + $$   $${36^{528}} \, + $$   $${73^{54}} = ?$$

A number consists of two digits. If the number formed by interchange the digits is added to the original number, the res…

Recently, a small village, in Tamilnadu where only male shepherd reside with four sheep each, was devastated by Tsunami …