document.write( "Question 411919: A plane takes off from the airport traveling at 200 mph. A jet leave two hours later, traveling at 500mph. How long before the jet overtakes the plane in the air? \n" ); document.write( "
Algebra.Com's Answer #289435 by mananth(16946)\"\" \"About 
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A plane takes off from the airport traveling at 200 mph. A jet leave two hours later, traveling at 500mph. How long before the jet overtakes the plane in the air?\r
\n" ); document.write( "\n" ); document.write( "plane speed = 200 mph
\n" ); document.write( "distance traveled in 2 hours = 400 miles
\n" ); document.write( "..
\n" ); document.write( "catch up distance = 400 miles
\n" ); document.write( "catch up speed = 500mph-200mph=300 mph
\n" ); document.write( "..
\n" ); document.write( "time = d/s
\n" ); document.write( "time = 400/300
\n" ); document.write( "time = 4/3 hours
\n" ); document.write( "1 hour 20 minutes
\n" ); document.write( "
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