A hollow cylinder A with radius 14 cm 14 \text{ cm} 14 cm is completely filled with water. A solid cylinder B with radius 7 cm 7 \text{ cm} 7 cm is th...
Question
A hollow cylinder A with radius is completely filled with water. A solid cylinder B with radius is then placed inside cylinder A. The remaining volume of water after placing cylinder B is . Both cylinders have the same height.
If there is a leak in cylinder B that empties it at a rate of , how long will it take to empty cylinder B? (Give your answer in minutes)