Question: Suppose the tank in Exercise 6 has a height of 20 feet and a radius of 8 feet, and the valve is circular with a

Suppose the tank in Exercise 6 has a height of 20 feet and a radius of 8 feet, and the valve is circular with a radius of 2 inches. The tank is full when the valve is opened. How long will it take for the tank to drain completely?

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