Given, N = 98765432109876543210 ..... up to 1000 digits, find the smallest natural number n such that N + n is divisible…

If the operation '*' is defined by a * b = a + b - ab, then 5 * 7 equals :

The unit digit in $${\left( {122} \right)^{173}}$$  is ?

Ram left $$\frac{1}{3}$$ of his property to his widow and $$\frac{3}{5}$$ of the remainder to his daughter. He gave the …

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

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

The sum and products of two numbers are 12 and 35 respectively. The sum of their reciprocals will be:

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