How do i find the answer

Question

One cubic foot holds 7.48 gallons of water, and gallon of water weighs 8.33 pounds. How much does 8.6 cubic feet weigh in pounds and tons

Answer 1

1 ft^3 = 7.48 gallons

1 gallon = 8.33 pounds

8.6 ft^3 =8.6(7.48) = 64.328 gallons= 64.328(8.33) = 535.85224 pounds

8.6 cubic feet weigh 535.85224 pounds

8.6 ft^3 = about 536 lbs.