Junior has a recipe that uses 1 3/4 cups of brown sugar and 3 1/3 cups of flour to make 18 muffins. He has a total of 10 cups of flour. Junior wants to use all his flour to make as many muffins as possible using this recipe. Exactly how many muffins will Junior make if he uses all 10 cups of flour? Think: How many groups of 3 1/3 cups equals 10 cups total. Don’t forget each batch makes 18 muffins.