document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=969403>Question 969403</A>: <I><SPAN STYLE=\"word-break: break-all;\"> <BR>\n" );
document.write( "A plane flew 1650 miles in 10 hours with the wind.  The return trip took 11 hours, flying against the same wind.  What was 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 #592302 by </B><A HREF=/tutors/aboutme.mpl?userid=checkley77><B>checkley77(12844)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=checkley77><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=592302\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> D=RT<BR>\n" );
document.write( "1650=R*10<BR>\n" );
document.write( "5-1650/10<BR>\n" );
document.write( "R=165 MPH WITH THE WIND<BR>\n" );
document.write( "1650=R*11<BR>\n" );
document.write( "R=1650/11<BR>\n" );
document.write( "R=150 AGAINST THE WIND<BR>\n" );
document.write( "(165-150)/2=15/2<BR>\n" );
document.write( "7.5 MPH IS THE WIND SPEED.<BR>\n" );
document.write( "1650=(R+7.5)10<BR>\n" );
document.write( "1650=10R+75<BR>\n" );
document.write( "R=1650-75<BR>\n" );
document.write( "10R=1575<BR>\n" );
document.write( "R=1575/10<BR>\n" );
document.write( "R=157.5 MPH FOR THR PLAN IN STILL AIR<BR>\n" );
document.write( "PROOF:<BR>\n" );
document.write( "1650=(157.5-7.5)11<BR>\n" );
document.write( "1650=150*11<BR>\n" );
document.write( "1650=1650\r<BR>\n" );
document.write( "\n" );
document.write( " </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );