An engine pulls a train for 120 km. A second engine which travels 5 kilometers per hour faster than the first then pulls the same train for 240 km

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#1

An engine pulls a train for 120 km. A second engine which travels 5 kilometers per hour faster than the first then pulls the same train for 240 km. Find the speed of each train if it takes 6 hour to cover the entire 360 km stretch?

Answer:

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