The Recipe for a Holiday Punch Calls for 7 Cups

Multiple Choice

The recipe for a holiday punch calls for 7 cups of fruit drink and 3 cups of ginger ale. Suppose you want to make as much punch as you can using all of the fruit drink you have, which is 22 cups. How many cups of ginger ale would you need? Round to the nearest tenth of a cup.

A) 15.7 cups
B) 51.3 cups
C) 6.3 cups
D) 9.4 cups