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Two metallic spheres of radii 9 cm and 1...

Two metallic spheres of radii 9 cm and 10 cm are melted and recast to make two new spheres. If the radius of one of the new spheres is 12 cm, the radius of the other new sphere is ......... cm.

A

7

B

5

C

3

D

1

Text Solution

Verified by Experts

The correct Answer is:
A
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