In calm waters oil spilling from the ruptured hull of a grounded tanker spreads in all directions. If the area polluted is a circle and its radius is increasing at a rate of 3 ft/sec, determine how fast the area is increasing when the radius of the circle is 70 ft.

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The Answer of In calm waters oil spilling from the ruptured hull of a grounded tanker spreads in all directions. If the area polluted is a circle and its radius is increasing at a rate of 3 ft/sec, determine how fast the area is increasing when the radius of the circle is 70 ft.

In Calm Waters Oil Spilling from the Ruptured Hull of a Grounded