If x is 20 percent more than y and y is 30 percent less than z, then x is what percent of z?	Select:	A) 500 %	B) 250 %	C) 500 / 3 %	D) 84 %	E) 60 %

Rationale: "z = 100 ; y = 70 so x = 84 x as % of z = 84 / 100 * 100 = > 84 % answer will be ( d )"
Answer: D