Homework Help: algebra

Posted by Mary on Sunday, September 13, 2009 at 12:22pm.

A passenger train's speed is 60 mi/h, and a freight train's speed is 40 mi/h. The passenger train travels the same distance in 1.5 h less time than the freight train. How long does each train take to make the trip?

algebra - MathMate, Sunday, September 13, 2009 at 12:47pm
Let D=distance
Time for passenger = D/60
Time for freight = D/40

"The passenger train travels the same distance in 1.5 h less time than the freight train. "
D/40 - D/60 = 1.5

Can you complete the rest?
algebra - Anonymous, Saturday, July 24, 2010 at 7:53pm
8

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