Answers

2016-03-27T12:19:36+05:30
The volume of a sphere is ¾πr³
so ¾πr1³:¾πr2³ is 27:8

so r1³ : r2³ is 27:8

so r1 : r2. is 3 : 2

hope it helped
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2016-03-27T12:20:54+05:30
(4/3pier^3)/( 4/3 pie R^2) =27/8 (r^3)/R^3=27/8 r/R=3/2 4 pie r^2/4pieR^2= r^2 /R^2 =9/4
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Plz mark as a brainliest
Mark as a brainliest