SOLUTION: The volumes of two spheres are in a ratio of 1:8. What is the ratio of their radii?

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Question 974405: The volumes of two spheres are in a ratio of 1:8. What is the ratio of their radii?
Answer by Boreal(15235) About Me  (Show Source):
You can put this solution on YOUR website!
The radii are 1:2
V=(4/3)pi *r^3
(1:2)^3=1:8