Answer:
D.) 25,937.4 pounds
Step-by-step explanation:
The weight of the water is the product of the number of gallons and the weight per gallon:
(3110 gal) × (8.34 lb/gal) = 25,937.4 lb
25,937.4 pounds of weight are added to the pool when it is filled.
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Additional comment
That volume of water corresponds to about 3.68 feet of depth in the pool.
