How many 2/3 quart portions are in 7 1/2 quarts of soup?

Answer 1

7 1/2 = 15/2 divided by 2/3 is the same as 15/2 times 3/2, change division to multiplication and invert the divisor

(15/2)/(2/3)

= (15/2)(3/2) = 45/4 = 11 1/4 portions