document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=512129>Question 512129</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Jose left the White House and drove toward the recycling plant at an average speed of 40 km/h. Rob left some time later driving in the same direction at an average speed of 48 km/h. After driving for five hours Rob caught up with Jose. How long did Jose drive before Rob caught up? </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #342540 by </B><A HREF=/tutors/aboutme.mpl?userid=josmiceli><B>josmiceli(19441)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=josmiceli><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=josmiceli><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=342540\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> Let <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+d%5B1%5D+ ALIGN=MIDDLE  ALT=\"+d%5B1%5D+\"   DISABLED_style= \"max-width:90%; height:auto;\" > = Jose's head start in km<BR>\n" );
document.write( "Let <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+t%5B1%5D+ ALIGN=MIDDLE  ALT=\"+t%5B1%5D+\"   DISABLED_style= \"max-width:90%; height:auto;\" > = time between Jose's leaving and Rob's leaving<BR>\n" );
document.write( "After Rob leaves, Jose travels <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+40%2A5+=+200+ ALIGN=MIDDLE  ALT=\"+40%2A5+=+200+\"   DISABLED_style= \"max-width:90%; height:auto;\" > km<BR>\n" );
document.write( "During the same time, Rob travels <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+48%2A5+=+240+ ALIGN=MIDDLE  ALT=\"+48%2A5+=+240+\"   DISABLED_style= \"max-width:90%; height:auto;\" > km<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+d%5B1%5D+=+240+-+200+ ALIGN=MIDDLE  ALT=\"+d%5B1%5D+=+240+-+200+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+d%5B1%5D+=+40+ ALIGN=MIDDLE  ALT=\"+d%5B1%5D+=+40+\"   DISABLED_style= \"max-width:90%; height:auto;\" > km<BR>\n" );
document.write( " Jose drove for <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+t%5B1%5D+=+40%2F40+ ALIGN=MIDDLE  ALT=\"+t%5B1%5D+=+40%2F40+\"   DISABLED_style= \"max-width:90%; height:auto;\" >, or 1 hour until Rob left<BR>\n" );
document.write( "In all, Jose drove for <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+1+%2B+5+=+6+ ALIGN=MIDDLE  ALT=\"+1+%2B+5+=+6+\"   DISABLED_style= \"max-width:90%; height:auto;\" > hours<BR>\n" );
document.write( "--------------------<BR>\n" );
document.write( "check answer:<BR>\n" );
document.write( "Rob's equation:<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+d+=+48%2A5+ ALIGN=MIDDLE  ALT=\"+d+=+48%2A5+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+d+=+240+ ALIGN=MIDDLE  ALT=\"+d+=+240+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "Jose's equation:<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+d+=+40%2A6+ ALIGN=MIDDLE  ALT=\"+d+=+40%2A6+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+d+=+240+ ALIGN=MIDDLE  ALT=\"+d+=+240+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "OK </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );