Question

A pie is made using 2 cups of sugar for every 3 cups of flour. Max knows he needs 15 cups of flour to make enough pies. How many cups of sugar does he need?

Answer 1

Answer: 10 cups of sugar

Explanation:

Cups of sugar : Cups of flour

2 : 3

? : 15

Cross multiply

3? = 15 × 2

3? = 30

Divide both sides by 3

? = 10

He needs 10 cups of sugar.