document.write( "Question 40001: An airplane flew for 4.23 hrs with a 25.5 km/hr tail wind. The return flight against the same wind took 4.97 hours. Find the speed of the plane still in the air. Find to the nearest km/hr.\r
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Algebra.Com's Answer #25524 by Paul(988)\"\" \"About 
You can put this solution on YOUR website!
Let x be the speed:
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\n" ); document.write( "4.23(x+25.5)=4.97(x-25.5)
\n" ); document.write( "Can u solve that?
\n" ); document.write( "Paul.
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