You enter a weight loss challenge game and manage to lose 15% of your body weight. For the final weigh in you are forced to wear clothes that add 2% to your weight. What percentage of weight loss is measured at the final weigh in? Choose the correct choice from the following choices
A) 13.3 %  B) 9.22 %  C) 9 %  D) 14 %  E) 12 %

Rationale: "( 100 % - 15 % ) * ( 100 % + 2 % ) = 0.85 * 1.02 = 13.3 % the weigh in records your weight loss at 13.3 % ! the answer is a"
Answer: A