A recipe for oatmeal cookies calls for 2 cups of flour for every 3 cups of oatmeal. How much flour is needed for a big batch of cookies that uses 9 cups of oatmeal?

Mathematics · Middle School · Thu Feb 04 2021

Answered on

3 cups of oatmeal = 2 cups of flour

1 cup of oatmeal = 2/3 cups of flour

9 cups of oatmeal = 2/3 * 9

= 2*3

= 6 cups of flour

 

Hence, for 9 cups of oatmeal we need 6 cups of flour.