If 20% of A is the same as 30% of B, then A : B is :	Choose the correct choice from the following choices:  A) 5 : 4  B) 5 : 3  C) 4 : 3  D) 3 : 2  E) 1 : 3

Rationale: "expl : 20 % of a i = 30 % of b = 20 a / 100 = 30 b / 100 = 3 / 2 = 3 : 2 answer : d"
Answer: D