Exams

A certain number of men agreed to do a work in 20 days. 5 men did not come for work. Others completed the work in 40 days. Find the number of men who had agreed to do the work originally.

How much does one need to add to 2/3 to obtain 3/2?

Find the products : 0.5 x 0.05 x 0.005 x 500

Software that helps run the computer hardware

For what value of 'y', x2 + 112x + y2 is a perfect square?

Out of two numbers, 30% of the smaller number is equal to 18% of the larger number. If the sum of the two numbers is 840, then what is the value of the larger number?

There are five friends I, J, K, L and M. K's income is more than L's income but lesser than M's income. J's income is the least. I's income is lesser than K's income. Whose income is the maximum?

Reflection of the point (­1,4) in the x­axis is