document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=352168>Question 352168</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Metal Alloys. In order for a metal to be labeled \"sterling silver,\" the silver alloy must contain at least 92.5% pur silver. Nicole has 32oz of coin silver, which is 90% pure silver. How much pure silver must she add to the coin silver in order to have a sterling silver alloy? </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #251766 by </B><A HREF=/tutors/aboutme.mpl?userid=checkley77><B>checkley77(12844)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=checkley77><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/images/nopicture.jpg><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=251766\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> .9*32+X=.925(X+32)<BR>\n" );
document.write( "28.8+X=.925X+29.6<BR>\n" );
document.write( "X-.925X=29.6-28.8<BR>\n" );
document.write( ".075X=.8<BR>\n" );
document.write( "X=.8/.075<BR>\n" );
document.write( "X=10.67 OZ OF PURE SILVER IS REQUIRED.<BR>\n" );
document.write( "PROOF:<BR>\n" );
document.write( ".9*32+10.67=.925(10.67+32)<BR>\n" );
document.write( "28.8+10.67=.925*42.67<BR>\n" );
document.write( "39.47=39.47 </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );