If 15% of 40 is greater than 25% of a number by 2,then find the number is?
Options:  A) 20  B) 15  C) 16  D) 25  E) 30

Rationale: "15 / 100 * 40 - 25 / 100 * x = 2 or x / 4 = 4 so x = 16 answer c"
Answer: C