Question

Let x and y be directly related. If x is 18 when y is 6, find y when x is 21.​

Answer 1

y=42? because 6*2=18 so 21*2=42??

Answer 2

7

Explanation:

18/6 = 3 so we can assume that for every 3 x there is 1 y. 21/3 = 7