One cubic foot holds 7.48 gallons of and water and one gallon of water weighs 8.33 pounds. How much does 3.5 cubic feet of water weigh in pounds in ounces (avoirdupois)?

To find the weight of 3.5 cubic feet of water, first calculate the volume in gallons: 3.5 cubic feet × 7.48 gallons/cubic foot = 26.18 gallons. Then, multiply the volume in gallons by the weight per gallon: 26.18 gallons × 8.33 pounds/gallon = 217.53 pounds. To convert this to ounces, multiply by 16 ounces/pound: 217.53 pounds × 16 ounces/pound = 3,480.48 ounces. Thus, 3.5 cubic feet of water weighs approximately 217.53 pounds or 3,480.48 ounces.