Respuesta :

There are 4 quarts in 1 gallon

4 quarts * 4.5 gallons of water= 18 quarts

If 1 quart of water weighs 2.1 lbs, then multiply 18 * 2.1

The weight of 4.5 gallons of water is equal to 37.8 lbs

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The answer to this question is:

Determine the weight of 4.5 gallons of water. 1 quart of water weighs 2.1 pounds? "37.8 lbs"

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