SOLUTION: What is the percent increase of the volume of a sphere if its radius is doubled?

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Question 1025613: What is the percent increase of the volume of a sphere if its radius is doubled?
Answer by Alan3354(69443) About Me  (Show Source):
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What is the percent increase of the volume of a sphere if its radius is doubled?
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Volume is a function of the cube of the radius.
2x the radius --> 8x the volume.
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8 times as much is a 700% increase.