Question

A lead sphere was melted and recast into smaller balls whose radius is half that of the sphere. How many numbers of smaller balls are formed

Answer 1

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$\huge{\pink{\implies{\boxed{\mathfrak{Answer \: is}}}}}$

$\large{\underline{\textsf{\blue{ Given}}}}$

$<b>Let Radius be R</b>$

Volume = (4/3)*pie*R^3 

New Radius = R/2 

Volume of new sphere =(4/3)*pie*(R/2)^3 = 8 * [(4/3)*pie*R^3] 

$\bold{therefore\: 8 \:balls \:are \:formed :)}$

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Answer 2

May this will help you!!!!