document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=46134>Question 46134</A>: <I><SPAN STYLE=\"word-break: break-all;\">  20.	A plane took 1 hour longer to travel 560 miles on the first portion of a flight than it took to fly 480 miles on the second portion.  If the speed was the same for each portion, what was the flying time for the second part of the trip?\r<BR>\n" );
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document.write( "	A)  6 hours    B)  8 hours    C)  5 hours    D)  7 hours<BR>\n" );
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document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #30662 by </B><A HREF=/tutors/aboutme.mpl?userid=Paul><B>Paul(988)</B></A><img src=\"/images/stars/stars-11.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=Paul><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=30662\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> Let the speed be x<BR>\n" );
document.write( "EQUATION:<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=480%2Fx-560%2Fx=1 ALIGN=MIDDLE  ALT=\"480%2Fx-560%2Fx=1\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "560x-480x=(x)(x)<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=x%5E2-80x ALIGN=MIDDLE  ALT=\"x%5E2-80x\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "x=80<BR>\n" );
document.write( "Speed of the plane --> 80mph<BR>\n" );
document.write( "Second portion 480 miles<BR>\n" );
document.write( "TIme = Distance / speed<BR>\n" );
document.write( "--> 480/80<BR>\n" );
document.write( "--> 6<BR>\n" );
document.write( "Hence, it took 6 hours to fly through the second part of the trip.<BR>\n" );
document.write( "Paul. </SPAN>\n" );
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