By melting by melting of a solid cuboid of length 16 cm breadth 11 cm height 10 cm how many solid coins of 0.2 CM thick and 2 cm diameter can be formed
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volume of solid sphere = no. of coins formed
no.of coins = volume of solid sphere ÷ volume of one coin
volume of cuboid = length × breadth × height
volume of cylindrical coin =πr²h
16×11×10÷22/7×0.2×0.2×1
16×11×10×7×100÷22×2×2
176000÷88
2000 spheres can be formed
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