document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=662501>Question 662501</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Jeremiah can kayak downstream a distance of 21 kilometers in 3 hours. Going upstream, he can kayak a distance of only 24 kilometers in 4 hours. How fast could Jeremiah kayak in still water (if there were no current)? </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #412318 by </B><A HREF=/tutors/aboutme.mpl?userid=Alan3354><B>Alan3354(69443)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=Alan3354><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=Alan3354><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=412318\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> Jeremiah can kayak downstream a distance of 21 kilometers in 3 hours. Going upstream, he can kayak a distance of only 24 kilometers in 4 hours. How fast could Jeremiah kayak in still water (if there were no current)?<BR>\n" );
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document.write( "d'stream speed = 21/3 = 7 km/hr<BR>\n" );
document.write( "u'stream = 24/4 = 6 km/hr<BR>\n" );
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document.write( "His speed is the average = 6.5 km/hr<BR>\n" );
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