Question

A hollow right circular cone has base radius 8cm and vertical height , 40cm. It is held upside down with it's axis vertical and contains water. Water was being added at a constant rate of 3cm³/s but leaks away through a small hole in the vertex at a constant rate of 4cm³/s. At what rate is the depth of the water Changing when the depth is 24cm.?​

Answer 1

Answer:

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