Math, asked by jaiswalpreeti52920, 5 hours ago

A elevator descends into a shaft at the rate of 2 m/min. If the descent starts from 40 m above the ground level, how long will it take to reach -20 m

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Answered by crankybirds30

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A elevator descends into a shaft at the rate of 2 m/min. If the descent starts from 40 m above the ground level, how long will it take to reach -20 m

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