**Home > Quantitative Aptitude > Time and Work > Problems on Trains**

16. A 270 meters long train running at the speed of 120 km/ph crosses other train running in opposite direction at the speed of 80 km/ph in 9 seconds.What is the length of the other train?

17. Two train 200 m and 150 m long are running on parallel rails at the rate of 40 km/ph and 45 km/ph respectively. In how much time will they cross each other if they are running in the same direction?

18. Two trains are running at 40 km/hr and 20 km/hr respectively in the same direction.Fast train completely passes a man sitting in the slower train in 5 seconds.What is the length of the fast train?

19. A man sitting in a train which is traveling at 50 km/hr observes that a good train traveling in opposite direction takes 9 seconds to pass him. If the goods train is 280 m long find its speed?

20. Two trains travel in opposite directions at 36 km/ph and 45 km/ph and a man sitting in slower train passes the faster train in 8 seconds.The length of the faster train is?