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01-10-2017
Mathematics

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A 20-foot cable hangs from the top of a building that is 50 feet high. if the cable weighs 2 pounds per foot, how much work is done in lifting up the entire cable to the top of the building?

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Dallascowboysmac Dallascowboysmac

06-10-2017

20*2=40
40*50=2000
2000/60=33.33
about 33 hours by lifting by hand

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