If 20% of 30 is greater than 25% of a number by 2, the number is:
Pick:
A) 16
B) 24
C) 20
D) 32
E) none of these

Rationale: explanation : = > 20 / 100 * 30 - 25 / 100 * x = 2 = > x / 4 = 4 so x = 16 answer : a
Answer: A