Mathematics Past Questions and Answers

A woman buys 270 oranges for N1800.00 and sells at 5 for N40.00. What is her profit?

Simplify 1 - (7/3 x 5/4) + 3/5

Simplify (√98 -√50)/√32

A cinema hall contains a certain number of people. If 22\(\frac{1}{2}\)% are children, 47\(\frac{1}{2}\)% are men and 84 are women, find the number of men in the hall.

If \(\frac{9^{2x-1}}{27^{x+1}} = 1\), find the value of x.