A number is doubled and 9 is added, If the resultant is tripled, it becomes 75. What is the number ?

If the sum of two numbers is 3 and the sum of their squares is 12, then their product is equal to -

Find the remainder when 65<sup>203</sup> is divided by 7.

The number of employees in Examveda and Co. is a prime number and less than 300. The ratio of the number of employees wh…

A man spends $$\frac{1}{3}$$ of his income on food, $$\frac{2}{5}$$ of his income on house rent, $$\frac{1}{5}$$ of his …

Find the least number of five digits which is divisible by 333 ?

If p = - 0.12, q = - 0.01 and r = - 0.015, then the correct relationship among the three is :

If (-1)<sup>n</sup> + (-1)<sup>4n</sup> = 0, then n is