The highest power of 17 which can divide exactly the following:<br /> (18<sup>2</sup> - 1) (18<sup&…

If $$\frac{4}{5}$$ of an estate be worth Rs. 16800, then the value of $$\frac{3}{7}$$ of it is -

If 381A is divisible by 9, find the value of the smallest natural number A?

The remainder when 75<sup>75<sup>75</sup></sup> is divide by 37.

The sum of squares of three positive integers is 323. If the sum of squares of two numbers is twice the third, their pro…

The product of two numbers is 120 and the sum of their squares is 289. The sum of the two number is -

When an integer K is divided by 3 the remainder is 1, and when K + 1 is divided by 5, The remainder is '0'. Of the fo…

The remainder when 10<sup>10</sup> + 10<sup>100</sup> + 10<sup>1000</sup> + . . . . …