If N = 2^0.15 and N^b = 8, b must equal  Select
A) 3/80
B) 3/5
C) 20
D) 5/3
E) 80/3
15/100 = 3/20   N = 2 ^ 3/20   N^b = 2^3   (2^3/20)^b = 2^3   b = 20   Answer: 20
<result>C</result>
If N = 2^0.15 and N^b = 8, b must equal