Two trains departed from one station simultaneously in opposite directions. When the first train traveled 354 km

Two trains departed from one station simultaneously in opposite directions. When the first train traveled 354 km at a speed of 59 km / h, the distance between trains became 756 km. At what speed the second train was traveling.

Before determining the speed of the second train, you need to find how many hours the train has traveled.
To do this, we divide the known distance that the first train traveled by its speed.
We get:
354/59 = 6 hours.
We find how far the second train traveled.
To do this, we subtract the distance traveled by the first train from the distance between trains.
We get:
756 – 354 = 402 km.
Find the speed of the second train.
Divide 402 km by travel time.
We get:
402/6 = 67 km / h.
Answer: the speed of the second train is 67 km / h.



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