SOLUTION: If a full freight train averages 30mph traveling to its destination and 40mph empty on the return journey then what is the train's average speed to the nearest tenth of a mile per

SOLUTION: If a full freight train averages 30mph traveling to its destination and 40mph empty on the return journey then what is the train's average speed to the nearest tenth of a mile per

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Question 861373: If a full freight train averages 30mph traveling to its destination and 40mph empty on the return journey then what is the train's average speed to the nearest tenth of a mile per hour for the entire trip?
Answer by richwmiller(17219) (Show Source): You can put this solution on YOUR website!
How long did the trip take?
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