8) The radius of a
Sphere is 3cm . It is
melted and recast into
Small sphees of radii 1cm
each
Find the number of small sphere
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4
Answer:
volume of sphere 3cm = 4/3 * 22/7 * 3 * 3 * 3
= 113.14
volume of sphere 1cm = 4/3 * 22/7 * 1 * 1 * 1
= 4.19
no. of sphere = volume of sphere 3cm/volume of sphere 1cm
=113.14/4.19
= 27
27 cubes will be created
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