document.write( "Question 1085848: a metal sphere is melted and recast into a hollow spherical shell whose outer radius is 277 cm. the radius of the hollow interior of the shell is equal to the radius of the original sphere. find the original sphere \n" ); document.write( "
Algebra.Com's Answer #699973 by josgarithmetic(39617)\"\" \"About 
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r, radius of original sphere.\r
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\n" ); document.write( "\n" ); document.write( "\"%284%2F3%29pi%2Ar%5E3=%284%2F3%29pi%2A277%5E3-%284%2F3%29pi%2Ar%5E3\"\r
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\n" ); document.write( "\n" ); document.write( "\"r%5E3=277%5E3-r%5E3\"\r
\n" ); document.write( "\n" ); document.write( "\"2r%5E3=277%5E3\"\r
\n" ); document.write( "\n" ); document.write( "\"r%5E3=%281%2F2%29277%5E3\"\r
\n" ); document.write( "\n" ); document.write( "\"highlight_green%28r=277%2Froot%283%2C2%29%29\"\r
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\n" ); document.write( "\n" ); document.write( "r=219.9
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