If 15% of 40 is greater than 25% of a number by 2, the number is  Choose the correct choice from the following choices
A) 14 B) 16 C) 18 D) 20 E) 22

Rationale: "explanation : 15 / 100 * 40 - 25 / 100 * x = 2 or x / 4 = 4 so x = 16 option b"
Answer: B