document.write( "Question 669234: A plane flies 2000 miles from Chicago to Los Angeles with a 50 mph tail wind in 3 1/3 hours. Returining aginst the same wind it takes 4 hours. what is the speed of the plain of there is no wind? \n" ); document.write( "
Algebra.Com's Answer #416299 by Alan3354(69443)\"\" \"About 
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A plane flies 2000 miles from Chicago to Los Angeles with a 50 mph tail wind in 3 1/3 hours. Returining aginst the same wind it takes 4 hours. what is the speed of the plain of there is no wind?
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\n" ); document.write( "Find the 2 speeds using d=r*t
\n" ); document.write( "r = d/t
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\n" ); document.write( "The plane's airspeed is the average of the 2.
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