Question
A metallic cone of radius 12 cm and height 24 cm is melted and made into spheres of radius 2 cm each . How many spheres are there ?
Answer: Option A
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Number of spheres = (Volume of cone)/(Volume of 1 sphere )
=` (1/3 pi xx 12 xx 12 xx 24)/(4/3 pi xx 2 xx 2 xx 2)`
= 108.
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