- Two trains are running in opposite direction with a speed of 62 km/hour and 40 km/hour respectively. If the length of one train is 250 meters and they cross each other in 18 seconds then what is the length of the other train?
- A train running with a speed of 60 km/hr crosses a pole in 9 seconds. What is the length of the train?
- A train moves past a telegraph post and a bridge 264 m long in 8 seconds and 20 seconds respectively. What is the speed of the train?
- In which country is the Taklamakan Desert situated?