Question

The radius of a spherical ball is increasing at the rate of 1 m/sec. At the radius equal to 3m, the volume of the ball is increasing at the rate given by:

• A. $30 \pi m^3/sec$
• B. $38 \pi m^3/sec$
• C. $36 m^3/sec$
• D. $36 \pi m^3/sec$

Answer 1

Answer: (D)

$36 \pi m^3/sec$

Answer 2

The correct option is (D): $36 \pi m^3/sec$