document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=772009>Question 772009</A>: <I><SPAN STYLE=\"word-break: break-all;\"> What quantity of 60 per cent acid solution must be mixed with a 30 per cent solution to produce 540 mL of a 50 per cent solution </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #471241 by </B><A HREF=/tutors/aboutme.mpl?userid=modi.kk91><B>modi.kk91(20)</B></A><img src=\"/images/stars/stars-06.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=modi.kk91><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=modi.kk91><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=471241\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> let at  60% ml=x\r<BR>\n" );
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document.write( "  and at 30%ml=540-x<BR>\n" );
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document.write( "   60%*x+30%*(540-x)=540*50\r<BR>\n" );
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document.write( "    60x+16200-3ox=27000\r<BR>\n" );
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document.write( "        x=360 at 60% \r<BR>\n" );
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document.write( "and 540-360=180 at30% </SPAN>\n" );
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