The radius of a balloon is increasing at the rate of 10 cm/sec. At what rate is the surface area of the balloon increasing when the radius is 15 cm?

The radius of a balloon is increasing at the rate of 10cm/sec. At what rate is the surface area of the balloon increasing when the radius is 15 cm.

The radius of spherical balloon is increasing at the rate 5 cm per second. At what rate is the surface of the balloon increasing, when the radius is 10 cm?

The radius of spherical balloon is increasing at the rate of 5 cm per second. At what rate is the surface of the balloon increasing, when the radius is 10 cm?

The radius of a spherical balloon is decreasing at the rate of 10 cm per second. At what rate is the surface area of the balloon decreasing when its radius is 15 cm?

The surface area of a spherical balloon is increasing at the rate of 2 (cm^2)/sec . At what rate the volume of the balloon is increasing when the radius of the balloon is 6 cm?

A spherical soap bubble is expanding so that its radius is increasing at the rate of 0.02 cm/sec. At what rate is the surface area is increasing, when its radius is 5cm?

The surface area of a spherical balloon is increasing at the rate of 2" cm"^(2)//"sec" . At what rate is the volume of the ballon is increasing, when the radius of the ballon is 6 cm ?

The surface area of a spherical ballon is increasing at the rate of 2 cm^2 /sec. At what rate the volume of the ballon is increasing when radius of the ballon is 6 cm?