document.write( "Question 995989: An alloy is a mixture of metals. Suppose that a certain alloy is made by mixing
\n" ); document.write( "100 grams of an alloy that contains 28% copper with 28 grams of pure copper. \r
\n" ); document.write( "\n" ); document.write( "How many grams of copper is in the resulting mixture?
\n" ); document.write( "What percent of the resulting mixture is copper?
\n" ); document.write( "

Algebra.Com's Answer #614592 by josgarithmetic(39617)\"\" \"About 
You can put this solution on YOUR website!
\"100%2A0.28%2B28=56\", grams of copper.\r
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "The resulting alloy mass is 128 grams.
\n" ); document.write( "
\n" );