Question

The value of y varies directly with x. If x = 5 when y = 12, what is the value of x when y = 30?

Answer 1

12

Explanation:

12/5 = 2.4

2.4(x)

if x = 5 then,

2.4(5) = 12

Answer 2

12.5 or 25/2

Explanation:

you do 30/12 get 2.5 then do 2.5 times 5 to get 12.5 or 25/2