SOLUTION: Q4. A train runs miles at a speed of 30mph, another 50 miles at a speed of 40mph, then due to repairs of the track travels for 6 minutes at a speed of 10mph and finally covers the
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Question 908115: Q4. A train runs miles at a speed of 30mph, another 50 miles at a speed of 40mph, then due to repairs of the track travels for 6 minutes at a speed of 10mph and finally covers the remaining distance of 24 miles at a speed of 24mph. what is the average speed in miles per hour? Answer by richwmiller(17219) (Show Source):
