document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=1006584>Question 1006584</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Jim can row his boat upstream at four kilometers per hour, and downstream at six kilometers per hour. He rowed upstream a certain distance and then rowed back downstream to his starting point in one hour. How far did he row upstream? </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #622704 by </B><A HREF=/tutors/aboutme.mpl?userid=Boreal><B>Boreal(15235)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=Boreal><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/cgi-bin/show-face.mpl?user=Boreal><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=622704\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> Row=4 km/h<BR>\n" );
document.write( "Current=C<BR>\n" );
document.write( "R-C=4 km/h<BR>\n" );
document.write( "R+C=6 km/h<BR>\n" );
document.write( "2R=10<BR>\n" );
document.write( "R=5 km/h<BR>\n" );
document.write( "C=1 km/h<BR>\n" );
document.write( "t=time upstream in hr.<BR>\n" );
document.write( "1-t=time downstream in hr.<BR>\n" );
document.write( "4t=6(1-t)<BR>\n" );
document.write( "4t=6-6t<BR>\n" );
document.write( "10t=6<BR>\n" );
document.write( "t=(3/5) hour or 12/5 km. upstream<BR>\n" );
document.write( "1-t=(2/5) hour or 12/5 km downstream<BR>\n" );
document.write( "12/5 km or 2.4 km. </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );