Isaac made punch for the party. He used two and two-thirds cups of pineapple juice, two and three-fourths cups of ginger ale, and three and a third cups of white grape juice. How much liquid did he use in the punch?
+591 2 2/3 + 2 3/4 + 3 1/3= 5 3/3 + 2 3/4 = $\boxed{8\dfrac34}$
