Marketing executives for a certain chewing gum company projected a 40 percent increase in revenue this year over that of last year, but revenue this year actually decreased by 30%. What percent of the projected revenue was the actual revenue ? Choose the correct choice from the following choices.
A) 50 %  B) 58 %  C) 62.5 %  D) 64 %  E) 75 %

Rationale: last year revenue = 100 ( assume ) ; this year revenue = 70 ; projected revenue = 140 . actual / projected * 100 = 70 / 140 * 100 = 50 % . answer : a .
Answer: A