document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=607276>Question 607276</A>: <I><SPAN STYLE=\"word-break: break-all;\">  I need help with this problem <BR>\n" );
document.write( "An airplane takes 3 hours to travel a distance of 2160 miles with the wind . The return trip take 4 hours against the wind . Find the speed of the airplane in still air and the speed of the wind </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #382573 by </B><A HREF=/tutors/aboutme.mpl?userid=Alan3354><B>Alan3354(69443)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=Alan3354><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=Alan3354><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=382573\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> An airplane takes 3 hours to travel a distance of 2160 miles with the wind . The return trip take 4 hours against the wind . Find the speed of the airplane in still air and the speed of the wind<BR>\n" );
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document.write( "Find the speed upwind, and the speed downwind.<BR>\n" );
document.write( "The plane's airspeed is the average of those 2.<BR>\n" );
document.write( "The windspeed is the difference between the airspeed and the groundspeed.<BR>\n" );
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