Mathematics, 22.02.2021 16:20, loki285

A train travels a certain journey and is supposed to arrive at midday. When its
average speed is 40 km/h, it arrives at 1 p. m.
When its average speed is 48 km/h it arrives
at 11 a. m. What is the length of the journey?

Answers: 3

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A train travels a certain journey and is supposed to arrive at midday. When its
average speed...