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a contractor digs a rectangular hole that is 40 feet long and 10 1/2 feet deep. what is the width of the hole if 6510 cubic feet of dirt is removed?

Verified Answer :

WynterSparrow

Well, since we know (or should know) that cubic feet is found by LxWxH. We take 6510/ 10.5=620 then take the 620/ 40= 15.5. Thus your width is equal to 15.5ft

bcalle

40 10.5 w = 6510
420 w = 6510
w = 15.5 ft

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