It takes a hose 5 minutes to fill a rectangular aquarium 9 inches long, 11 inches wide, and 12 inches tall. How long will it take the same hose to fill an aquarium measuring 31 inches by 32 inches by 33 inches?

Question

minutes

Answer 1

9 * 11 * 12 = 1,188 cubic inches
31 * 32 * 33 = 32,736 cubic inches

5/1,188 = x/32,736

Cross multiply and solve for x.

Answer 2

137.77778