The Traveller and the Train, Mind Exercise

Now Briquinex takes you on a train excursion. You are told that a traveler who traveled on another train which had a speed of 40 km / h, observed through the window as a fast train, that went in the opposite direction passed him in 3 seconds. Your exercise is to determine the speed of the fast train knowing that its length is 75m.
photo source: wikipedia

Others enjoyed :

No comments:

Post a Comment