A house wife saved $3.50 in buying an item on sale. If she spent $32.50 for the item, approximately how much percent she saved in the transaction?	Answers
A) 8 %  B) 9 %  C) 10 %  D) 11 %  E) 12 %

Rationale: "actual price = 32.50 + 3.50 = $ 36 saving = 3.50 / 36 * 100 = 10 % approximately answer is c"
Answer: C