A cone, a hemisphere and a cylinder stand on equal bases and have the same height. The ratio of their respective volume is

A cone, a hemisphere and a cylinder stand on equal bases and have the

1.	A cone, a hemisphere and a cylinder stand on equal bases and have the same height. The ratio of their respective volume is
A.	1 : 2 : 3
B.
C.	2 : 1 : 3
D.	1 : 3 : 2
E.	3 : 1 : 2
Answer» B.

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A cone, a hemisphere and a cylinder stand on equal bases and have the same height. The ratio of their respective volume is

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