Asked by emma

The radius of the Earth is approximately 3,960 miles. Find the approximate surface-area-to-volume ratio of the Earth.
A.
0.00025
B.
0.00076
C.
1,320
D.
11,880
Answered by Elena
4πR²3/(4πR³) = 3/R = 3/3960=0.00076
Answered by Anonymous
If a sphere’s volume is doubled, what is the corresponding change in its radius?
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