A spherical balloon is expanding. If the radius in increasing at the rate of 2 inches per minute the rate at which the volume increases (in cubic inches per minute) when the radius is 5 inches is

A spherical balloon is expanding. If the redius is increasing at the rate of 5 cm per minute, the rate at which the volume increases ( in cubic centimeter per minute ) when the radius is 10 cm is 400pi k, find k.

A spherical balloon is expanding. If the radius is increasing at the rate of 2 "cm min"^(-1) , the rate at which the volume increases in cubic centrimeters per minute when theradius is 5 cm is

A circular metal plate is heated so that its radius increases at a rate of 0.1 mm per minute. Then the rate at which the plate's area is increasing when the radius is 50 cm, is

A circular metal plate is heated so that its radius increases at a rate of 0.1 mm per minute. Then the rate at which the plate's area is increasing when the radius is 50 cm, is

The spherical ballon is being inflated so that its volume increases uniformly at the rate of 40 cubic cm per minute. The rate of increase in the surface as when the radius is 8 cm is

A spherical balloon is being inflated so that its volume increase uniformaly at the rate of 40 cm^(3)//"minute" . The rate of increase in its surface area when the radius is 8 cm, is

A spherical balloon is being inflated so that its volume increase uniformaly at the rate of 40 cm^(3)//"minute" . The rate of increase in its surface area when the radius is 8 cm, is

A spherical balloon is being inflated so that its volume increase uniformaly at the rate of 40 cm^(3)//"minute" . The rate of increase in its surface area when the radius is 8 cm, is

A balloon which remains spherical has a vertical radius. Find the rate at which its volume is increasing with the radius when the radius is 10 cm.