Question

The quantities x and y are proportional. What is the missing value in the table?

Answer 1

D

Explanation:

`(10)/((5)/(7) )` =
`(y)/(4)` Cross multiply and solve for y

`(5)/(7)` y = 40 Multiply both sides by
`(7)/(5)`

`((7)/(5))`
`((5)/(7))` y =
`((7)/(5))`
`((40)/(1))`

y = 56