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A solid sphere of diameter 12 cm is melt...

A solid sphere of diameter 12 cm is melted and three shots are prepared. If the diameters of two shots are 6 cm and 10 cm respectively, what is the surface area (in `cm^2`) of the third shot ?

A

`64pi`

B

`32pi`

C

`48pi`

D

`24pi`

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