If the product of two numbers is 120 and the sum of their square is 289, then the sum of the two numbers is

The radius of a wire is decreased to its one third and if the volume remains the same how many times the length will increase?

If simple interest of a certain amount of money for three years at the rate of 14% per annum is Rs. 235.20, what is the amount ?

If 11 times a number is 132, what is the Number?

If a man covers 600 metres in five minutes, his speed in km/hr is

If five men and nine women can complete a work in 19 days , three men and six women will complete the same work in