A sphere and hemisphere have same radius .What is the ratio of the volume
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volume of sphere=4/3πr^3
volume of hemisphere=2/3πr^3
4/3πr^3:2/3πr^3
2:1
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Volume of sphere = 4/3 πr³
Volume of the hemisphere = 2/3 πr³
Ratio of volume of sphere to volume of hemisphere = 4/3 πr² : 2/3 πr²
= 4/3 : 2/3 (common values is cancelled)
= 2 : 1
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