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Mathematics, 23.07.2021 04:20 jj1077348

A heavy rope, 60 ft long, weighs 0.8 lb/ft and hangs over the edge of a building 110 ft high. How much work is done in pulling the rope to the top of the building? 1440 ft-lb

1550 ft-lb

1530 ft-lb

1510 ft-lb

1540 ft-lb

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A heavy rope, 60 ft long, weighs 0.8 lb/ft and hangs over the edge of a building 110 ft high. How mu...
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