document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=771266>Question 771266</A>: <I><SPAN STYLE=\"word-break: break-all;\"> ronald could travel 360 miles in 1/4 time it took Jimmy to travel 480 miles.  This was because Ronald's speed exceeded that of Jimmy by 60 mph.  What ere the speeds and times of both?  </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #470089 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=470089\">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=+t+ ALIGN=MIDDLE  ALT=\"+t+\"   DISABLED_style= \"max-width:90%; height:auto;\" > = Jimmy's time in hrs to travel 480 mi<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+t%2F4+ ALIGN=MIDDLE  ALT=\"+t%2F4+\"   DISABLED_style= \"max-width:90%; height:auto;\" > = Ronald's time to travel 360 mi<BR>\n" );
document.write( "Let <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+s+ ALIGN=MIDDLE  ALT=\"+s+\"   DISABLED_style= \"max-width:90%; height:auto;\" > = Jimmy's speed in mi/hr<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+s+%2B+60+ ALIGN=MIDDLE  ALT=\"+s+%2B+60+\"   DISABLED_style= \"max-width:90%; height:auto;\" > = Ronald's speed in mi/hr<BR>\n" );
document.write( "---------------------------------<BR>\n" );
document.write( "Jimmy's equation:<BR>\n" );
document.write( "(1) <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+480+=+s%2At+ ALIGN=MIDDLE  ALT=\"+480+=+s%2At+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "Ronald's equation:<BR>\n" );
document.write( "(2) <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+360+=+%28+s+%2B+60+%29%2A%28+t%2F4+%29+ ALIGN=MIDDLE  ALT=\"+360+=+%28+s+%2B+60+%29%2A%28+t%2F4+%29+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "---------------------------<BR>\n" );
document.write( "(2) <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+360+=+%28+s%2At+%29%2F4+%2B+15t+ ALIGN=MIDDLE  ALT=\"+360+=+%28+s%2At+%29%2F4+%2B+15t+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "(2) <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+360+=+t%2A%28+s%2F4+%2B+15+%29+ ALIGN=MIDDLE  ALT=\"+360+=+t%2A%28+s%2F4+%2B+15+%29+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "and<BR>\n" );
document.write( "(1) <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+t+=+480%2Fs+ ALIGN=MIDDLE  ALT=\"+t+=+480%2Fs+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "Substitute (1) into (2)<BR>\n" );
document.write( "(2) <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+360+=+%28+480%2Fs+%29%2A%28+s%2F4+%2B+15+%29+ ALIGN=MIDDLE  ALT=\"+360+=+%28+480%2Fs+%29%2A%28+s%2F4+%2B+15+%29+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "(2) <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+360+=+480%2F4+%2B+%28+480%2A15+%29%2F+s+%29+ ALIGN=MIDDLE  ALT=\"+360+=+480%2F4+%2B+%28+480%2A15+%29%2F+s+%29+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "(2) <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+360+=+120+%2B+7200%2Fs+ ALIGN=MIDDLE  ALT=\"+360+=+120+%2B+7200%2Fs+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "(2) <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+240+=+7200%2Fs+ ALIGN=MIDDLE  ALT=\"+240+=+7200%2Fs+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "(2) <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+s+=+7200%2F240+ ALIGN=MIDDLE  ALT=\"+s+=+7200%2F240+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "(2) <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+s+=+30+ ALIGN=MIDDLE  ALT=\"+s+=+30+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+s+%2B+60+=+90+ ALIGN=MIDDLE  ALT=\"+s+%2B+60+=+90+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "and<BR>\n" );
document.write( "(1) <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+480+=+s%2At+ ALIGN=MIDDLE  ALT=\"+480+=+s%2At+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "(1) <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+480+=+30%2At+ ALIGN=MIDDLE  ALT=\"+480+=+30%2At+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "(1) <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+t+=+16+ ALIGN=MIDDLE  ALT=\"+t+=+16+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+t%2F4+=+4+ ALIGN=MIDDLE  ALT=\"+t%2F4+=+4+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "Jimmy's speed is 30 mi/hr<BR>\n" );
document.write( "His time is 16 hrs<BR>\n" );
document.write( "Ronald's speed is 90 mi/hr<BR>\n" );
document.write( "His time is 4 hrs<BR>\n" );
document.write( "--------------<BR>\n" );
document.write( "check:<BR>\n" );
document.write( "(2) <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+360+=+%28+s+%2B+60+%29%2A%28+t%2F4+%29+ ALIGN=MIDDLE  ALT=\"+360+=+%28+s+%2B+60+%29%2A%28+t%2F4+%29+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "(2) <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+360+=+%28+30+%2B+60+%29%2A%28+16%2F4+%29+ ALIGN=MIDDLE  ALT=\"+360+=+%28+30+%2B+60+%29%2A%28+16%2F4+%29+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "(2) <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+360+=+90%2A4+ ALIGN=MIDDLE  ALT=\"+360+=+90%2A4+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "(2) <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+360+=+360+ ALIGN=MIDDLE  ALT=\"+360+=+360+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "OK\r<BR>\n" );
document.write( "<BR>\n" );
document.write( "\n" );
document.write( " </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );