Question

if y varies directly as x, and y is 18 when x is 5, which expression can be used to find the value of y when x is 11?

Answer 1

39,6

Explanation:

`(5)/(11) = (18)/(y)`

= 18 x 11

= 198

= 198 ÷ 5

= 39,6

The answer is 39,6