Aa sphere and a hemisphere have the same volume. The ratio of their cu – McqOptions

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1.	Aa sphere and a hemisphere have the same volume. The ratio of their curved surface areas is :
A.	2^1/3 : 1
B.	2^-3/2 : 1
C.	2^2/3 : 1
D.	2^-2/3
Answer» B. 2^-3/2 : 1

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