document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=769652>Question 769652</A>: <I><SPAN STYLE=\"word-break: break-all;\"> How much tin and how much lead must be added to 700 pounds of an alloy containing 50 percent tin and 25 percent lead to make an alloy which is 60 percent tin and 20 percent lead? </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #550493 by </B><A HREF=/tutors/aboutme.mpl?userid=richwmiller><B>richwmiller(17219)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=richwmiller><IMG SRC=http://www.algebra.com/images/aboutme-small.gif BORDER=0 alt=\"About Me\" VALIGN=MIDDLE></A>&nbsp;<IMG SRC=http://www.algebra.com/cgi-bin/show-face.mpl?user=richwmiller><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=550493\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> .50*700=350 tin<BR>\n" );
document.write( ".25*700=175 lead<BR>\n" );
document.write( "(a + 350 ) / ( a + b + 700 ) = .60,<BR>\n" );
document.write( "( b + 175 ) / ( a + b + 700 ) = .20 <BR>\n" );
document.write( "a=175., add 175 tin<BR>\n" );
document.write( "b=0. add 0 lead\r<BR>\n" );
document.write( "\n" );
document.write( "525/875=.6\r<BR>\n" );
document.write( "\n" );
document.write( "175/875=.2 </SPAN>\n" );
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