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The bottom of a rectangular swimming tan...

The bottom of a rectangular swimming tank is 25 m by 40m. Water is pumped into the tank at the rate of 500 cubic metres per minute. Find the rate at which the level of water in the tank is rising.

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The correct Answer is:
`4.05m//m.`
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MODERN PUBLICATION-APPLICATIONS OF DERIVATIVES-Revision Exercise
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  2. The two equal sides of an isosceles triangle with fixed base b are ...

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