a solid sphere of radius 10.5cm is melted and recast into smaller solid cones,each of radius 3.5cm and height 3cm.Find the number of cones so formed (use pai=22/7)
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Volume will be same in both the cases so 4/3pi*r^3=1/3pi*r^2h x n
Put the values and get n
Put the values and get n
soo1:
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