Find the number of lead balls of diameter 50cm each that can be made from a sphare of diameter 5 m.
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Diameter= 5m
Radius = d/2 = 5/2= 2.5
Area= πr² = 22/7*2.5*2.5 = 19.6428571428
ATQ,
number of lead balls of diameter 50 cm that can be made from a sphere of diameter 5 metre= 19.6428571428/5= 3.92857142857
Thus,3.92857142857 balls can be from a sphere of diameter 5 metre
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