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A cone is 8.4 cm heigh and the radius of...

A cone is 8.4 cm heigh and the radius of its base is 2.1 cm. It is melted and recast into a sphere. The radius of the sphere is

A

4.2cm

B

2.1cm

C

2.4cm

D

1.6cm

Text Solution

Verified by Experts

The correct Answer is:
B
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