Question

If p is 50% of q and r is 40% of q, what percent of r is p?

Answer 1

p= 50% of q = q/2 ...1

And , r= 40% of q = 2q/5....2

From equation number 1 and 2.

Then , r = 2*2p/5 = 4p/5 =>r = 80% of p.