document.write( "Question 1131548: Flying to Baltimore with a tailwind a plane averaged 134 mph. On the return trip the plane only averaged 108 mph while flying back into the same wind. What is the speed of the wind? How fast would the plane go if there were no wind?
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Algebra.Com's Answer #748215 by Alan3354(69443) $\"\"$ $\"About$

You can put this solution on YOUR website!
The plane's groundspeed is the average of the speed upwind and downwind.
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