SOLUTION: a train heads west at 90 miles per hour. another train on teh same track is in front of the first train. it heads west at 60 miles per hour. at 2:00 pm, the trains are 75 miles apa

Question 797597: a train heads west at 90 miles per hour. another train on teh same track is in front of the first train. it heads west at 60 miles per hour. at 2:00 pm, the trains are 75 miles apart. if they both keep a constant speed, how far apart will they be at 2:30 pm?
Answer by josgarithmetic(39618) (Show Source): You can put this solution on YOUR website!
Their distance between is DECREASING at miles per hour.
The two trains begin 75 miles apart and the distance decreases 30 mph.

In 2pm to 2:30pm, half hour passes, so miles decrease from the initial given 75; there fore miles apart at 2:30pm.

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