document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=1067930>Question 1067930</A>: <I><SPAN STYLE=\"word-break: break-all;\"> an aeroplane flies with the wind,1200km in3 h,and completes the return flight in 3h40min.find the speed of the aeroplane on a quiet day and the wind speed under the above conditions. </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #683131 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=683131\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> an aeroplane flies with the wind,1200km in3 h,and completes the return flight in 3h40min.find the speed of the aeroplane on a quiet day and the wind speed under the above conditions.<BR>\n" );
document.write( "---------<BR>\n" );
document.write( "Find the 2 groundspeeds downwind and upwind.<BR>\n" );
document.write( "The plane's airspeed is the average of the 2.<BR>\n" );
document.write( "----<BR>\n" );
document.write( "Windspeed is the difference between airspeed and groundspeed.<BR>\n" );
document.write( " </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );