A bakery has 72 half gallons of milk. It takes 1 2/3 cups of milk to make a cake. Note that 1 cup = 18 half gallon = 0.125 half gallon. How many cakes can the bakery make?
72 half gallons /( 1 2/3 cup/cake *.125 half gal/cup ) = 345.6 = 345 cakes