Question

Three books cost $18.75. How much would 8 books cost?

Answer 1

Answer: $50

Explanation:

$18.75 divided by 3 = $6.25

$6.25 times 8 = $50

Hope this helps!!

Answer 2

$50

Explanation:

Create a proportion where x is the cost of 8 books:

`(3)/(18.75)` =
`(8)/(x)`

Cross multiply and solve for x:

3x = 150

x = 50

So, 8 books would cost $50