The surface area of a sphere is 616 sq cm. If its radius is changed so – McqOptions

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1.	The surface area of a sphere is 616 sq cm. If its radius is changed so that the area gets reduced by 75%, then the radius becomes
A.	1.6 cm
B.	2.3 cm
C.	2.5 cm
D.	3.5 cm
Answer» E.

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