Question

The value of y varies directly with x, and y = 1 when x = 3.

Find y when x = 18.
A. 9
B. 3
C. 6
D. −2

Answer 1

C. 6

Explanation:

If y=1 and x=3, x is three times the value of y, so if you find x you just have to divide the x value by 3