document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=182233>Question 182233</A>This question is from textbook <A HREF=http://www.amazon.com/exec/obidos/ASIN/0030700396/algebrahomeworkh>Algebra 1</A><BR>\n" );
document.write( ": <I><SPAN STYLE=\"word-break: break-all;\"> Catherine is camping along a river.  It takes her 1.5 hours to paddle her canoe 6 miles upstream from her campsite.  Catherine turns her canoe around and returns 6 miles downstream to her campsite in exactly 1 hour.  What is the rate of the rivers current and the rate of Catherines paddeling in still water? </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #136762 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=136762\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> Catherine is camping along a river. It takes her 1.5 hours to paddle her canoe 6 miles upstream from her campsite. Catherine turns her canoe around and returns 6 miles downstream to her campsite in exactly 1 hour. What is the rate of the rivers current and the rate of Catherines paddeling in still water?<BR>\n" );
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document.write( "Upstream DATA:<BR>\n" );
document.write( "distance = 6 miles: time = 1.5 hours: rate = 6/(3/2) = 4 mph<BR>\n" );
document.write( "---------------------<BR>\n" );
document.write( "Downstream DATA:<BR>\n" );
document.write( "distance + 6 miles ; time = 1 hr ; rate = 6/1 = 6 mph<BR>\n" );
document.write( "----------------------<BR>\n" );
document.write( "Equations:<BR>\n" );
document.write( "b - c = 4 mph<BR>\n" );
document.write( "b + c = 6 mph<BR>\n" );
document.write( "--------------<BR>\n" );
document.write( "2b = 10<BR>\n" );
document.write( "b = 5 mph (speed of the boat in still water)<BR>\n" );
document.write( "---<BR>\n" );
document.write( "Substitute to solve for \"c\":<BR>\n" );
document.write( "5 - c = 4<BR>\n" );
document.write( "c = 1 mph (speed of the currect)<BR>\n" );
document.write( "====================================<BR>\n" );
document.write( "Cheers,<BR>\n" );
document.write( "Stan H. </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );