Question

The value of y varies directly with x, and y = 16 when x = 8. What is the value of x

when y = 32?
A. 16
B. 8
C. 2
D. 4

Answer 1

A) 16

Explanation:

y = kx

16 = k*8

16/8 = k

k = 2

y = 2x

32 = 2x

32/2 = x

16 = x