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The radius of a spherical balloon increases from 7 cm to 14 cm as air is being pumped into it. Find the ratio of surface areas of the balloon in the two cases
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![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 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](https://d10lpgp6xz60nq.cloudfront.net/web-thumb/643126517_web.png)
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
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