document.write( "Question 1123259: An alloy is a mixture of metals. Suppose that a certain alloy is made by mixing 140 grams of an alloy that contains 64% copper with 180 grams of pure copper. Answer the questions below. Do not do any rounding. \r
\n" ); document.write( "\n" ); document.write( "A. How many grams of copper are in the resulting mixture?
\n" ); document.write( "B. What percentage of the resulting mixture is copper?
\n" ); document.write( "

Algebra.Com's Answer #739557 by Boreal(15235)\"\" \"About 
You can put this solution on YOUR website!
140*0.64+180
\n" ); document.write( "89.6+180=269.6 gm.
\n" ); document.write( "the mixture is 320 gm, 84.25% copper.
\n" ); document.write( "
\n" );