y is inversely proportional to x and y = 4, when x = \(\frac{1}{2}\), find x when y = 10

Find the angle subtended by an arc 33cm long of a circle of diameter 28cm.

Solve 16\(^x\) = 0.25

The ratio of men to women in a 20-member committee is 3:1. How many women must be added to the committee to make the ratio of men to women 3:2?

If p * q = 2p + pq + q, find p  when ( p * 2) - (p * 1) = 40