A Dredger Scoops a Shovel Full of Mud Weighing 4000

question 121

Essay

A dredger scoops a shovel full of mud weighing 4000 pounds from the bottom of a river at a constant rate. Water leaks out uniformly at such a rate that half the weight of the contents is lost when the scoop has been lifted 25 feet. How much work is done by the dredger in lifting the mud this distance?

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Definitions:

Units-of-production Depreciation

A method of depreciation that allocates an asset's cost based on its usage, units produced, or hours operated during a fiscal period.