A recipe for chocolate chip cookies calls for 1 1 4 cups of flour and 1 cup of sugar. The recipe will make 3 1 2 dozen cookies. Let f represent the number of cups of flour that are needed to make 8 dozen cookies. Which proportion can be used to solve for the number of cups of flour that are needed to make 8 dozen cookies? 1 1 4 3 1 2 = f 8 1 1 4 3 1 2 = 8 f 1 3 1 2 = f 8 1 1 4 1 = 8 f How many cups of flour will be needed to make 8 dozen cookies? (Enter your answer as a simplified mixed number.) cups