document.write( "Question 443913: suppose a train travels 20 miles faster than a car. If the car covers 90 miles in the same time a train covers 120 miles what is the speed of each?
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Algebra.Com's Answer #306119 by ewatrrr(24785) $\"\"$ $\"About$

You can put this solution on YOUR website!

 
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document.write( "Hi
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document.write( "train travels 20 miles faster than a car.
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document.write( "Let x and (x+20) represent speed of car and train respectively
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document.write( "Question states***  Note: D = r*t OR t= D/r
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document.write( "  |Cross Multiplying for solving
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document.write( "  120c = 90(x+20)
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document.write( "   30x = 180
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document.write( "     x = 60mph, speed of car.  The  speed pf the train is 80mph  (60mph+20mph)\r
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document.write( "CHECKING our Answer***
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document.write( " 90/60 = 120/80 = 3/2\r
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document.write( "ewatrrr@aol.com
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document.write( "private/pay tutoring Inquiries only, please. 
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