If the radius of a sphere is thrice than that of a hemisphere, then wh – McqOptions

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1.	If the radius of a sphere is thrice than that of a hemisphere, then what will be the ratio of their respective volumes?
A.	27 : 1
B.	9 : 1
C.	54 : 1
D.	18 : 1
Answer» D. 18 : 1

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