Question

A recipe calls for 7 cups of milk for every 21 cups of flour. If i put in 147 cups of flour how many cups of many cups of milk will I need

Answer 1

ratio of milk to flour = 7:21 = 1:3

that is a need 1/3 of a cup of milk for every 1 cup of flour

so for 147 cups  i need 1/3  * 147  = 49 cups of milk Answer