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A large solid metallic cylinder whose ra...

A large solid metallic cylinder whose radius and height are equal to each other is to be melted and 48 identical solid balls are to be recast from the liquid metal so formed. What is the ratio of the radius of a ball to the radius of the cylinder?

A

`1:16`

B

`1:12`

C

`1:8`

D

`1:4`

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