Coins of same size (say 5-rupee coin) are placed one above the other and cylindrical block is
obtained. The volume of this b

By Emma

Coins of same size (say 5-rupee coin) are placed one above the other and cylindrical block is
obtained. The volume of this block is 67.76cm3. Find no. of coins arranged in block, if thickness of
each coin is 2mm and radius of each coin is 1.4cm.

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Emma

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