If N = 2^0.20 and N^b = 16, b must equal  Choose the correct choice from the following choices
A) 3/80 B) 3/5 C) 20 D) 5/3 E) 80/3
20/100 = 1/5   N = 2 ^ 1/5   N^b = 2^4   (2^1/5)^b = 2^4   b = 20   Answer: 20
<result>C</result>
If N = 2^0.20 and N^b = 16, b must equal