10% of (50% of $500) is?  Choose the correct option:
A) $ 15	B) $ 20	C) $ 25	D) $ 30	E) $ 22

Rationale: "10 % of ( 50 % of $ 500 ) = 10 / 100 ( 50 / 100 * 500 ) = $ 25 answer is c"
Answer: C