Answer: 7 11/12 cups of flour
Explanation:
The number of cups of flour in total that Mitch uses will be gotten by adding the values for the cups for each type of flour that's used. This will be:
= 5 ½ + 1¾ + ⅔
= 5 6/12 + 1 9/12 + 8/12
= 6 23/12
= 6 + 1 11/12
= 7 11/12 cups of flour