A new schedule for a train requires it to travel 351 miles in 1 4 hour less time than
Chapter 6, Problem 76(choose chapter or problem)
A new schedule for a train requires it to travel 351 miles in 1 4 hour less time than before. To accomplish this, the rate of the train must be increased by 2 miles per hour. What should the average rate of the train be so that it can keep on the new schedule?
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