document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=362666>Question 362666</A>: <I><SPAN STYLE=\"word-break: break-all;\"> how far can a man drive out into the country at the average rate of 60 mph and return over the same road at the average rate of 45 mph if he travels a total of 7 hours? </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #258491 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=258491\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> How far can a man drive out into the country at the average rate of 60 mph and return over the same road at the average rate of 45 mph if he travels a total of 7 hours?<BR>\n" );
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document.write( "Out bound DATA:<BR>\n" );
document.write( "rate = 60 mph ; distance = x miles ; time = d/r = x/60 hrs.<BR>\n" );
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document.write( "Return DATA:<BR>\n" );
document.write( "rate = 45 mph ; distance = x miles ; time = d/r = x/45 hrs<BR>\n" );
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document.write( "Equation:<BR>\n" );
document.write( "time + time = 7<BR>\n" );
document.write( "x/60 + x/45 = 7<BR>\n" );
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document.write( "45x + 60x = 7*60*45<BR>\n" );
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document.write( "105x = 18900<BR>\n" );
document.write( "x = 180 miles<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" );