document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=957245>Question 957245</A>: <I><SPAN STYLE=\"word-break: break-all;\"> A biologist has a 30% salt solution and a 60% salt soution. How many gallons of the 30% salt solution should be added to the 60% salt solution to make 24 gallons of a 40% salt solution? </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #584920 by </B><A HREF=/tutors/aboutme.mpl?userid=stanbon><B>stanbon(75887)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=stanbon><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=584920\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> A biologist has a 30% salt solution and a 60% salt soution. How many gallons of the 30% salt solution should be added to the 60% salt solution to make 24 gallons of a 40% salt solution?<BR>\n" );
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document.write( "Equation:<BR>\n" );
document.write( "salt + salt = salt<BR>\n" );
document.write( "0.30x + 0.60(24-x) = 0.40*24<BR>\n" );
document.write( "-----------------------<BR>\n" );
document.write( "30x + 60*24 - 60x = 40*24<BR>\n" );
document.write( "-30x = -20*24<BR>\n" );
document.write( "x = (2/3)24<BR>\n" );
document.write( "x = 16 gallons (amt. of 30% solution needed)<BR>\n" );
document.write( "24-x = 8 gallons (amt. of 60% solution needed)<BR>\n" );
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document.write( "Cheers,<BR>\n" );
document.write( "Stan H.<BR>\n" );
document.write( "------------ </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );