document.write( "Question 205887: A jetliner flying with the wind traveled 3600 km in 6 hours. The return trip, against the wind, took 8 hours. Find the rate at which the jet flew in still air. \r
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Algebra.Com's Answer #155480 by checkley77(12844)\"\" \"About 
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3600/6=600 mph with the wind.
\n" ); document.write( "3600/8=450 mph against the wind.
\n" ); document.write( "(600+450)/2=1050/2=525 is the ave. speed in still air.
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