A shop keeper marked 20% above the cost price and offered 15% discount then find it's net profit?  Choose the correct choice from the following
A) 2 %  B) 5 %  C) 8 %  D) 10 %  E) 15 %

Rationale: net profit = 20 - 15 + ( 20 * ( - 15 ) / 100 ) = 2 % answer is a
Answer: A