Question: Second part a) evaluate the formula to find the rate dy/dt=b) What is the radius r of the water's surface when the water is y

Second part a) evaluate the formula to find the rate dy/dt=b) What is the radius r of the water's surface when the water is y m deep?c) At what rate is the radius r changing when the water is 18m deep?Give the formula that can be evaluated to find the rate of change of the surface radius r in terms of the rate of the water level change. dr/dt=Evaluate the formula to find the rate dr/dt=

3 m Center of sphere + Water is flowing at the rate of 6 from a reservoir shaped 25 min Water level like a hemispherical bowl of radius 25 m, shown here in profile. Answer the following questions, given that the r volume of water in a hemispherical bowl of radius R is y V= zy"(3R - y) when the water is y meters deep. Complete parts a through c below. a. At what rate is the water level changing when the water is 18 m deep? Give the formula that can be evaluated to find the rate of water level change in terms of the rate of volume change. dy dV dt dt

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