Shopkeeper rise price by 34% and gives successive discount of 10% and 15%. What is overall % gain or loss? Choose the correct choice.
A) 2.51 %  B) 4.51 %  C) 3.51 %  D) 6.51 %  E) 7.51 %

Rationale: let d initial price be 100 34 % rise now price = 134 / 100 * 100 = 134 10 % discount then price = 134 * 90 / 100 = 120.6 15 % discount then price = 120.6 * 85 / 100 = 102.51 so gain = 102.51 - 100 = 2.51 gain % = gain * 100 / cp = = > 2.51 * 100 / 100 = 2.51 % answer : a
Answer: A