document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=934682>Question 934682</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Hope you can help me! :)\r<BR>\n" );
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document.write( "When Neil was 2 miles upstream from camp on a canoe trip, he passed a log floating downstream with the current. He paddled upstream for 1 more hour and then returned to camp just as the log arrived. What was the rate of the current?<BR>\n" );
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document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #567675 by </B><A HREF=/tutors/aboutme.mpl?userid=mananth><B>mananth(16946)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=mananth><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=mananth><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=567675\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> let rate of canoe be x mph<BR>\n" );
document.write( "rate of current = y\r<BR>\n" );
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document.write( "Time taken by log to reach starting point = 2/y.....................(1)\r<BR>\n" );
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document.write( "he canoes for 1 hour at speed of (x-y) upstream\r<BR>\n" );
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document.write( "so distance he paddles = x-y\r<BR>\n" );
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document.write( "Return\r<BR>\n" );
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document.write( "downstream speed = (x+y)\r<BR>\n" );
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document.write( "Time taken to reach starting point = time to reach the crossing point + time taken for 2 miles<BR>\n" );
document.write( "=(x-y)/(x+y) +2/(x+y)\r<BR>\n" );
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document.write( "2/y = 1+(x-y)/(x+y) +2/(x+y)\r<BR>\n" );
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document.write( "2/y = (x+y+x-y+2)/(x+y)\r<BR>\n" );
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document.write( "2/y = (2x+2)/(x+y)\r<BR>\n" );
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document.write( "2/y = 2(x+2)/(x+y)\r<BR>\n" );
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document.write( "1/y =(x+1)/(x+y)\r<BR>\n" );
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document.write( "x+y = xy+y\r<BR>\n" );
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document.write( "x=xy\r<BR>\n" );
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document.write( "y=1\r<BR>\n" );
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document.write( "rate of current = 1mph\r<BR>\n" );
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