document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=932120>Question 932120</A>: <I><SPAN STYLE=\"word-break: break-all;\"> A power boat takes 30 minutes to travel 10 miles<BR>\n" );
document.write( "downstream. The return trip takes 50 minutes. What is the speed of the current? </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #565977 by </B><A HREF=/tutors/aboutme.mpl?userid=ewatrrr><B>ewatrrr(24785)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=ewatrrr><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=ewatrrr><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=565977\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> r + c = 20mph  <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=10mi%2F%28.5hr%29 ALIGN=MIDDLE  ALT=\"10mi%2F%28.5hr%29\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<u>r - c = 12mph</u> <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=10mi%2F%2850%2F60%29 ALIGN=MIDDLE  ALT=\"10mi%2F%2850%2F60%29\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "2r = 32  <BR>\n" );
document.write( "r = 16mph<BR>\n" );
document.write( "c = 4mph <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=20-16 ALIGN=MIDDLE  ALT=\"20-16\"   DISABLED_style= \"max-width:90%; height:auto;\" >     </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );