document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=229574>Question 229574</A>: <I><SPAN STYLE=\"word-break: break-all;\"> How many minutes would be saving, by making a 100 kilometer trip at 125 km/hr instead of 80 hr/hr? </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #170178 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=170178\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> How many minutes would be saving, by making a 100 kilometer trip at 125 km/hr instead of 80 km/hr?<BR>\n" );
document.write( "--------------<BR>\n" );
document.write( "Faster trip time:<BR>\n" );
document.write( "distance = 100 km ; rate = 125 km/hr ; time = 100/125 hr = 4/5 hr<BR>\n" );
document.write( "-------------------<BR>\n" );
document.write( "Slower trip time:<BR>\n" );
document.write( "distance = 100 km ; rate = 80 km/hr ; time = 100/80 hr = 5/4 hr<BR>\n" );
document.write( "----------------------------<BR>\n" );
document.write( "Time difference:<BR>\n" );
document.write( "5/4 - 4/5 = (25-16)/20 = 9/20 hr<BR>\n" );
document.write( "-------------<BR>\n" );
document.write( "Convert to minutes:<BR>\n" );
document.write( "(9/20) hr = (9/20)(60 min) = 27 minutes<BR>\n" );
document.write( "========================================<BR>\n" );
document.write( "Cheers,<BR>\n" );
document.write( "Stan H. </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );