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Oil is leaking at the rate of 15 mL/s from a vertically kept cylindrical drum containing oil. If the radius of the drum is 7 cm and its height is 60 cm, find the rate at which the level of the oil is changing when the oil level is 18 cm.

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Best answer

\(\frac{dV}{dt}\) = 15 mL/s

\(\frac{dh}{dt}\) = 15/49π

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