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1) An elevator ascends at the rate of 5 metre/sec if it starts from the basement which is 5 metre the ground level, in how much time will it reach a height of 50 metre above the ground?

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1) An elevator ascends at the rate of 5 metre/sec if it starts from the basement which is 5 metre the ground level, in how much time will it reach a height of 50 metre above the ground?



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