Question

A punch recipe says 4 cups of pineapple juice , 8 cups of orange juice , and 12 cups seltzer in order to make 18 servings of punch . how many cups of each ingredient do you need to make 108 cups of punch.

Answer 1

Since 108 is 6 times more than 18, you need 6 times more of each ingredient.

Answer 2

108/(4+8+12) = 108/24 = 9/2 = 4.5 Times as much punch.

Pineapple = 4.5 * 4 = 18 cups.
Orange = 4.5 * 8 =
Selzer = 4.5 * 12 =