## 5. The diameter of a solid lead sphere is 14 cm. By melting this sphere how many spheres of radius 3.5 cm can be formed ? [W.

Question

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## Answers ( )

Answer:8

Step-by-step explanation:Volume of sphere=4/3pi×r^3

CASE-1:–Given diameter=14

So r=7,volume on solving=1437.3

CASE-2:–Given radius r’=3.5,volume on solving=179.6

Now dividing volume in case 1 and 2

We get,1437.3/179.6=8.002

Therefore 8 spheres can be formed(

)approximately