Question

The radius r of a sphere is increasing at a rate of 3 inches per minute. Find the rate of change of volume when r = 8 inches. Round your answer to one decimal place.
A) 804.2 cubic inches per minute
B) 2144.7 cubic inches per minute
C) 6434.0 cubic inches per minute
D) 2412.7 cubic inches per minute
E) 7238.2 cubic inches per minute

Answer

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