SOLUTION: Water weighs about 62.5 lbs. per cubic foot, and there is about 7.5 gallon in a cubic foot. If a 10-gallon can weighs 16 lbs. when empty, how many cans of water can be hauled in on

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Question 346018: Water weighs about 62.5 lbs. per cubic foot, and there is about 7.5 gallon in a cubic foot. If a 10-gallon can weighs 16 lbs. when empty, how many cans of water can be hauled in one-ton truck?
thank you!
Answer by mananth(16946) About Me  (Show Source):
You can put this solution on YOUR website!
7.5 gallons weigh 62.5 lbs
10 gallons will weigh 62.5 *10/7.5
=83.3 lbs.
weight of 10 gallon water + weight of 10 gallon empty can =
=83.3 +16 = 99.3 pounds
..
1 ton = 2200 lbs
number of cans will be 1 ton/99.3
2000/99.3
= 20.14
OR 20 cans.