Question: 1/3 x 4 equals how many cups?
Answer: Since 4 as a fraction would be 4/1, 4/1x1/3, 4x1 is 4, and 3x1 is 3, so it is 4/3 cups, which is the same as 1 1/3 cups. =1 cup & 1/3 of a cup.