SOLUTION: A train departs from Town A at 3:00pm to travel to Town B. Its average speed for the journey is 90km/h, and it arrives at 5:00pm. A second train departs from Town A at 3:10pm and a

Question 749225: A train departs from Town A at 3:00pm to travel to Town B. Its average speed for the journey is 90km/h, and it arrives at 5:00pm. A second train departs from Town A at 3:10pm and arrives at Town B at 4:30pm.
What is the average speed of the second train?
Answer by josmiceli(19441) (Show Source): You can put this solution on YOUR website!
The 1st train takes 2 hrs to go from A to B
Let = distance from A to B

Km
-------------
The 2nd train takes 1 hr and 20 min which is
hrs to go the same distance

The average speed of the 2nd train is 135 km/hr

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