In a 4-digit number, the sum of the first two digits is equal to that of last two digits. The sum of the first and last …

Three numbers which are co-prime to each other are such that the product of the first two is 119 and that of the last tw…

If $$\frac{{51.84}}{{4.32}} = 12$$  , then the value of $$\frac{{0.005184}}{{0.432}}$$   is :

There are 154 beads in a rosary and all are coloured, either RED or BLUE or GREEN. The number of blue ones is three less…

The unit digit in the product of 3 × 38 × 537 × 1256 is :

A virus known to cause a deadly disease, is also a rapid multiplier. It is known that it can double itself every 30 minu…

If m and n are positive integers and (m - n) is an even number, then (m<sup>2</sup> - n<sup>2</sup…

The solution to the inequality 12x - 66 $$ \leqslant $$ 6 is :