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A sphere of radius 7 cm is melted and re...

A sphere of radius 7 cm is melted and recast into small spheres of radius 2 cm each. How many such spheres can be made?
7 सेमी त्रिज्या वाले एक गोले को पिघलाकर 2 सेमी त्रिज्या वाले छोटे-छोटे गोले बनाए जाते हैं | ऐसे कितने गोले बनाए जा सकते हैं ?

A

40

B

42

C

41

D

43

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