Mathematics
Mathematics, 08.01.2020 19:31, sloane50

On a journey of 600 km, a train was delayed 1 hour and 30 min after having covered 1/4 of the way. to arrive on time at the destination, the engine driver had to increase the speed by 15 km/hour. how long did the train travel for?

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On a journey of 600 km, a train was delayed 1 hour and 30 min after having covered 1/4 of the way. t...

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