SOLUTION: In a swimming pool 40' by 20', how many gallons of water are necessary to raise the level 1"?

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Question 486993: In a swimming pool 40' by 20', how many gallons of water are necessary to raise the level 1"?
Answer by jim_thompson5910(35256) About Me  (Show Source):
You can put this solution on YOUR website!
1" = 1/12 of a foot

So the volume needed is 40*20*(1/12) = 800/12 = 200/3 = 66.667 cubic feet

Now multiply by 7.48055688 to get 498.703792 gallons.