A number exceeds 20% of itself by 40. The number is Select the correct option.
A) 50  B) 60  C) 80  D) 320  E) none

Rationale: "explanation : let the answer be ' a ' then a − 20 / 100 a = 40 ⇒ 5 a − a = 200 ⇒ a = 50 ⇒ a = 50 correct option : a"
Answer: A