SOLUTION: Find the ratio,reduced to lowest terms,of the volume of a sphere with a radius of 3 inches to the volume of a sphere with a radius of 9 inches. The ratio is?

Algebra ->  Signed-numbers -> SOLUTION: Find the ratio,reduced to lowest terms,of the volume of a sphere with a radius of 3 inches to the volume of a sphere with a radius of 9 inches. The ratio is?      Log On


   

Question 781015: Find the ratio,reduced to lowest terms,of the volume of a sphere with a radius of 3 inches to the volume of a sphere with a radius of 9 inches. The ratio is?
Answer by solver91311(24713) About Me  (Show Source):
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The volume of a sphere is proportional to the radius cubed. 3 cubed is 27 and 9 cubed is 729, so the ratio is 27:729 = 1:27

John

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