Two trains left simultaneously from one station in one direction. The speed of the first train is 60 km / h, the speed of the second is 75 km / h. Find the distance that will be between the trains after 3 hours of travel.
1) 75 – 60 = 15 (km / h) – the speed of removal of trains.
2) 15 * 3 = 45 (km)
Answer: after 3 hours of travel, the distance between trains will be 45 kilometers
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