document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=902438>Question 902438</A>: <I><SPAN STYLE=\"word-break: break-all;\"> How many liters of an 8% solution of salt should be added to a 20% solution in order to obtain 408 liters of a 15% solution? </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #547312 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=547312\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> a+b=408,<BR>\n" );
document.write( "0.08*a+0.2*b=0.15*408<BR>\n" );
document.write( "a=408-b<BR>\n" );
document.write( "0.08*(408-b)+0.2*b=61.2<BR>\n" );
document.write( "32.64-0.08b+0.2*b=61.2<BR>\n" );
document.write( "0.12*b=28.56<BR>\n" );
document.write( "b=238<BR>\n" );
document.write( "a=408-b<BR>\n" );
document.write( "a=170 liter at 8% b=238 liter at 20%<BR>\n" );
document.write( "check<BR>\n" );
document.write( "0.08*170+0.2*238=0.15*408<BR>\n" );
document.write( "13.6+47.6=61.2<BR>\n" );
document.write( "61.2=61.2<BR>\n" );
document.write( "ok<BR>\n" );
document.write( " </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );