In a factory, there are workers, executives and clerks. 59% of the employees are workers, 460 are executives and the remaining 360 employees are clerks. How many employees are there in the factory?

A survey of n people in the town of X found that 50% of them prefer Brand A. Another survey of 100 people in t...

Which set of numbers is like the given set [48,24,12] ?

A shopkeeper purchases 70kg of potatoes for Tk. 420 ans sold the whole lot as the rate of Tk. 6.50 per kg. Wha...

A pump can fill a tank with water in 2 hours. Because of a leak, it took 2 1/3 hours to fill the tank. The lea...

If p-q=3 and p^2+q^2 = 29, find the value of pq.

If m and n are whole numbers such that m^n = 121, the value of (m-1)^n+1 is