document.write( "Question 184946: A small plane travels 200mph with the wind and 120 mph against it. Find the speed of the wind and the speed of the plane in still air? \n" ); document.write( "
Algebra.Com's Answer #138786 by checkley77(12844)\"\" \"About 
You can put this solution on YOUR website!
(200-120)/2=80/2=40 MPH. IS THE WIND SPEED.
\n" ); document.write( "200-40=160 IS THE SPEED OF THE PLANE IN STILL AIR.
\n" ); document.write( "12-+40=160 DITTO.
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