document.write( "Question 378808: The speed of a cargo train is 14kph slower than the passenger train. If the passenger train travels 120 km in the time it takes the cargo train to travel 99 km, find the speed of each train. (Show your Solution) \n" ); document.write( "

Algebra.Com's Answer #269070 by mananth(16949) $\"\"$ $\"About$

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The speed of a cargo train is 14kph slower than the passenger train. If the passenger train travels 120 km in the time it takes the cargo train to travel 99 km, find the speed of each train. (Show your Solution)
\n" ); document.write( "...
\n" ); document.write( "Passenger train speed = xmph
\n" ); document.write( "Cargo train speed = x-14 kmph
\n" ); document.write( "..
\n" ); document.write( "Passanger train distance = 120 km
\n" ); document.write( "cargo train distance = 99 km
\n" ); document.write( "..
\n" ); document.write( "time cargo = time passenger
\n" ); document.write( "t=d/r
\n" ); document.write( " $\"120%2Fx=+99%2F%28x-14%29\"$
\n" ); document.write( "120(x-14)=99x
\n" ); document.write( "120x-1680=99x
\n" ); document.write( "120-99x=1680
\n" ); document.write( "21x=1680
\n" ); document.write( "/21
\n" ); document.write( "x= 1680/21
\n" ); document.write( "x= 80 kmph,,, speed of passenger train.
\n" ); document.write( "speed of cargo train = 80 -14 = 64 kmph
\n" ); document.write( "..
\n" ); document.write( "m.ananth@hotmail.ca \n" ); document.write( "

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