A solid metallic cone of radius 10 cm an...

A solid metallic cone of radius 10 cm and height `2/5m` is melted and recast into a sphere. Find theradius of the sphere.

A

`10sqrt(10)`cm

B

`(10)^(1/3) `cm

C

10 cm

D

8 cm

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The correct Answer is:

C

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