document.write( "Question 1047729: a plane averaging 120mi/h and an express train averaging 60 mi/h depart at the same time from the same city headed for the same destination. if the train arrives 45 min later than the plane, how far did they both travel? \n" ); document.write( "

Algebra.Com's Answer #663264 by MathTherapy(10552) $\"\"$ $\"About$

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\n" ); document.write( "a plane averaging 120mi/h and an express train averaging 60 mi/h depart at the same time from the same city headed for the same destination. if the train arrives 45 min later than the plane, how far did they both travel?
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Let distance be D
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document.write( "Then we get: 
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document.write( "2D = D + 90 -------- Multiplying by LCD, 120
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document.write( "2D – D = 90
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document.write( "D, or distance = 
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document.write( "See! Nothing to it....nothing COMPLEX! \n" );
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