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OpenStudy (anonymous):
the speed of a passenger train is 6 mph faster than the speed of a freight train. the passenger train travels 300 miles in the same time it take the freight train to travel 270 miles. find the speed of each train
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OpenStudy (saifoo.khan):
I hate this one! >_<
OpenStudy (saifoo.khan):
Let me solve please.
OpenStudy (anonymous):
\[t=\frac{d}{r} \]Let x = the speed of the freight train. Solve the following for x.\[\frac{300}{x+6}= \frac{270}{x}\]x = 54mph, x+6 = 60 mph
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