document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=565283>Question 565283</A>: <I><SPAN STYLE=\"word-break: break-all;\"> A boy can row a boat at a constant rate of 5mi/hr in still water. He rows up stream for 15 min. and then rows downstream, returning to his starting point in another 12 min. <BR>\n" );
document.write( "A. Find rate of the current<BR>\n" );
document.write( "B. Find total distance traveled </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #365727 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=365727\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> boat rate in still water = 5mph\r<BR>\n" );
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document.write( "upstream rate = 5-x<BR>\n" );
document.write( "downstream rate = 5+x\r<BR>\n" );
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document.write( "time upstream = 1/4 hour<BR>\n" );
document.write( "time downstream = 1/5 hour\r<BR>\n" );
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document.write( "Distance up and down is the same\r<BR>\n" );
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document.write( "d=rt<BR>\n" );
document.write( "(5-x)*1/4 = (5+x)*1/5\r<BR>\n" );
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document.write( "multiply the equation by 20<BR>\n" );
document.write( "5(5-x)=4(5+x)<BR>\n" );
document.write( "25-5x=20+4x<BR>\n" );
document.write( "9x=5\r<BR>\n" );
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document.write( "x= 5/9 mph speed of current\r<BR>\n" );
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document.write( "D= (5-(5/9)*1/4 = 1.11 miles<BR>\n" );
document.write( " </SPAN>\n" );
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