Volumes Practice Test 2

Question : 40 of 40

Marks: +1, -0

A sphere of maximum volume is cut out from a hemisphere of radius r. Find the ratio of the volume of the hemisphere to that of the sphere.

Solution:

Required ratio =

{2/3 πr^3}/{4/3 πr^3}

8/2

4/1

= 4 : 1

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