document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=1118275>Question 1118275</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Please help me solve this question.\r<BR>\n" );
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document.write( "A motorist travelled 20km of an average speed of 15km/h. If he made the return journey at an average speed of 30km/h,find the average speed of the whole journey.\r<BR>\n" );
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document.write( "Thank you  </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #733552 by </B><A HREF=/tutors/aboutme.mpl?userid=josgarithmetic><B>josgarithmetic(39625)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=josgarithmetic><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=733552\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> <PRE STYLE=\"white-space: pre-wrap; white-space: -moz-pre-wrap; white-space: -pre-wrap; white-space: -o-pre-wrap; word-wrap: break-word;\">\r\n" );
document.write( "                SPEED        TIME       DISTANCE\r\n" );
document.write( "GOING            15          20/15        20\r\n" );
document.write( "RETURN           30          20/30        20\r\n" );
document.write( "TOTAL                        t            d=40\r\n" );
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document.write( "Whole-trip average speed is  <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=d%2Ft=40%2F%2820%2F15%2B20%2F30%29 ALIGN=MIDDLE  ALT=\"d%2Ft=40%2F%2820%2F15%2B20%2F30%29\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=40%2F%2820%281%2F15%2B1%2F30%29%29 ALIGN=MIDDLE  ALT=\"40%2F%2820%281%2F15%2B1%2F30%29%29\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=2%2F%282%2F30%2B1%2F30%29 ALIGN=MIDDLE  ALT=\"2%2F%282%2F30%2B1%2F30%29\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=2%2F%283%2F30%29 ALIGN=MIDDLE  ALT=\"2%2F%283%2F30%29\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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