Question

Which equation can be used to determine what number, n, is 40% of 64?

A. (40)(64) = n
B. 40 ÷ 64 = n
C. 0.40(64) = n
D. 64n = 0.40

Answer 1

Of means multiply, so it would be 40% x 64
40% is equivalent to 0.40, so you would use the equation
C. 0.40(64) = n