document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=889416>Question 889416</A>: <I><SPAN STYLE=\"word-break: break-all;\"> the speed of a boat in still water is 8 km/hr .if it takes same time in going 20 km downstream as it takes in going 12 km upstream ,find the speed of water </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #538149 by </B><A HREF=/tutors/aboutme.mpl?userid=lwsshak3><B>lwsshak3(11628)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=lwsshak3><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=538149\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> the speed of a boat in still water is 8 km/hr .if it takes same time in going 20 km downstream as it takes in going 12 km upstream ,find the speed of water.<BR>\n" );
document.write( "***<BR>\n" );
document.write( "let c=speed of water<BR>\n" );
document.write( "(8+c)=speed of boat downstream<BR>\n" );
document.write( "(8-c)=speed of boat upstream<BR>\n" );
document.write( "Travel time=distance/speed<BR>\n" );
document.write( "..<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=20%2F%288%2Bc%29=12%2F%288-c%29 ALIGN=MIDDLE  ALT=\"20%2F%288%2Bc%29=12%2F%288-c%29\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "96+12c=160-20c<BR>\n" );
document.write( "32c=64<BR>\n" );
document.write( "c=2<BR>\n" );
document.write( "speed of water=2 km/hr </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );