pauline has 35 cups of flour. She makes cakes that require 2 1/4 cups each. if she makes as many such cakes as she has flour for, how much flour will be left over?

Answer 1

The answer is the greatest integer that is equal to or less than 35/2.25.

Since that ratio is 15.556 (or 15 5/9), you can make 15 cakes.