GAUSS8 2000 Problem 9

Of the following five statements, how many are correct?

(i) 20 \% of 40=8
(ii)2^3=8
(iii) 7-3 \times 2=8
(iv) 3^2-1^2=8
(v) 2(6-4)^2=8

Answer Choices
A. 1
B. 2
C. 3
D. 4
E. 5