Which one of the following is not a prime number?

The HCF and LCM of 2<sup>4</sup>, 8<sup>2</sup>, 16<sup>2</sup>, 20<sup>3</…

Find the remainder when 54<sup>124</sup> is divided by 17.

252 m of pant cloth and 141 m of shirt cloth are available in a cloth store. To stitch one pant and one shirt, $$2\frac{…

Three numbers are in the ratio 1 : 2 : 3, and the sum of their cubes is 4500. The smallest number will be -

When 2<sup>31</sup> is divided by 5 the remainder is -

The sum of 10 terms of the arithmetic series is 390. If the third term of the series is 19. Find the first term :

A magazine publisher publishes a monthly magazine of 84 pages. One I found that in a magazine 4 pages was missing. One o…