document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=429217>Question 429217</A>: <I><SPAN STYLE=\"word-break: break-all;\"> On his trip to the mountains, Klink drove for 3 hours at an average speed of 50 mph, then for 2 hours at an average speed of 30 mph. What was his average for the entire trip? </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #298176 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=298176\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> On his trip to the mountains, Klink drove for 3 hours at an average speed of 50 mph, then for 2 hours at an average speed of 30 mph. What was his average for the entire trip?<BR>\n" );
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document.write( "Trip average = (total distance)/(total time)<BR>\n" );
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document.write( "1st leg: <BR>\n" );
document.write( "distance = 3*50 = 150 miles in 3 hrs.<BR>\n" );
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document.write( "2nd leg:<BR>\n" );
document.write( "distance = 2*30 = 60 miles in 2 hrs<BR>\n" );
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document.write( "Trip average = (150+60)/(3+2) = 210/5 = 42 mph<BR>\n" );
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document.write( "Cheers,<BR>\n" );
document.write( "Stan H.<BR>\n" );
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document.write( " </SPAN>\n" );
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