If N = 2^0.15 and N^b = 32, b must equal	Choose the correct option.
A) 3 / 80  B) 3 / 5  C) 4  D) 100 / 3  E) 80 / 3

Rationale: "15 / 100 = 3 / 20 n = 2 ^ 3 / 20 n ^ b = 2 ^ 5 ( 2 ^ 3 / 20 ) ^ b = 2 ^ 5 b = 100 / 3 answer : d"
Answer: D