By which number should 0.022 be multiplied so that product become 66 ?

Two alarm clocks ring their alarms at regular intervals of 50 seconds and 48 seconds. If they first beep together at 12 …

The sum of the cubes of two numbers in the ratio 3 : 4 is 5824. The sum of the numbers is :

P is a prime number and (P<sup>2</sup> + 3) is also a prime number . The no. of numbers that P can assume …

The greatest value among the fractions :$$\frac{2}{7},$$ $$\frac{1}{3},$$ $$\frac{5}{6},$$ $$\frac{3}{4}$$

A young girl counted in the following way on the fingers of her left hand. She started calling the thumb 1, the index f…

If a and b are odd numbers, then which of the following is even ?

The digit in unit's place of the product -<br> $${\left( {2464} \right)^{1793}}$$   $$ \times {\left( {61…