document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=330948>Question 330948</A>: <I><SPAN STYLE=\"word-break: break-all;\"> A group of runners partcipated in a 10-kilometer race. One-eighth of the runners completed the race in 40 minutes or less. Seven twelfths of the runners needed between 40 minutes and one hour to finish. The remaining 70 runners took one hour to complete the race. How many runners participated in the race? </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #237269 by </B><A HREF=/tutors/aboutme.mpl?userid=Fombitz><B>Fombitz(32388)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=Fombitz><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=Fombitz><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=237269\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> Let T be the total number of runners,<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=%281%2F8%29T%2B%287%2F12%29T%2B70=T ALIGN=MIDDLE  ALT=\"%281%2F8%29T%2B%287%2F12%29T%2B70=T\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "Multiply both sides by 24,<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=3T%2B14T%2B1680=24T ALIGN=MIDDLE  ALT=\"3T%2B14T%2B1680=24T\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=17T%2B1680=24T ALIGN=MIDDLE  ALT=\"17T%2B1680=24T\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=7T=1680 ALIGN=MIDDLE  ALT=\"7T=1680\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=T=240 ALIGN=MIDDLE  ALT=\"T=240\"   DISABLED_style= \"max-width:90%; height:auto;\" > </SPAN>\n" );
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