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A sphere of maximum volume is cut out fr...

A sphere of maximum volume is cut out from a solid hemisphere. What is the ratio of the volume of the sphere to that of the remaining solid ?
किसी ठोस अर्धगोले से अधिकतम आयतन वाला एक गोला काटा जाता है | गोले के आयतन एवं शेष बचे ठोस के आयतन के बीच अनुपात ज्ञात करें |

A

`1:4`

B

`1 :2`

C

`1 :3`

D

`1:1`

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