document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=750284>Question 750284</A>: <I><SPAN STYLE=\"word-break: break-all;\"> The speed of a stream is 2 mph. A boat travels 8 miles upstream in the same time it takes to travel 12 miles downstream. What is the speed of the boat in still water? <BR>\n" );
document.write( "The speed is ___ mph. </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #456482 by </B><A HREF=/tutors/aboutme.mpl?userid=tommyt3rd><B>tommyt3rd(5050)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=tommyt3rd><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=tommyt3rd><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=456482\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> we solve as a proportion:\r<BR>\n" );
document.write( "<BR>\n" );
document.write( "\n" );
document.write( "downstream<BR>\n" );
document.write( "(v+2)t=12\r<BR>\n" );
document.write( "\n" );
document.write( "t=12/(v+2)\r<BR>\n" );
document.write( "<BR>\n" );
document.write( "\n" );
document.write( "upstream:<BR>\n" );
document.write( "by same reasoning\r<BR>\n" );
document.write( "\n" );
document.write( "t=8/(v-2)\r<BR>\n" );
document.write( "<BR>\n" );
document.write( "\n" );
document.write( "setting t's equal and simplifying\r<BR>\n" );
document.write( "<BR>\n" );
document.write( "\n" );
document.write( "v=10 mph\r<BR>\n" );
document.write( "<BR>\n" );
document.write( "<BR>\n" );
document.write( "\n" );
document.write( ":) </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );