Increasing the original price of an article by 20 percent and then increasing the new price by 20 percent is equivalent to increasing the original price by
Choose one
A) 40 %  B) 41 %  C) 42 %  D) 43 %  E) 44 %

Rationale: "1.2 * 1.2 * x = 1.44 * x the answer is e ."
Answer: E