Relative Speed | Trains

A rabbit spots a tortoise 80 meters away and starts chasing the tortoise . If the tortoise also runs immediately, then how far would the tortoise have run before being overtaken? The speeds of the rabbit and tortoise are 20 km/hr and 10 km/hr, respectively.

• 120 m

• 80 m

• 40 m

• 60 m

2. A 400-meter long train passes a platform in 55 seconds and a signal pole in 20 seconds. Find the length of the platform.

• 700 m

• 450 m

• 350 m

• 300 m

A train takes 50 seconds to pass completely through a station that is 240 meters long and 45 seconds to pass through another station that is 210 meters long. What is the length of the train?

• 50 meters

• 80 meters

• 210 meters

• 60 meters

A train, 80 meters long, traveling at 60 kmph overtakes another train traveling in the same direction at 24 kmph. In how many seconds does the first train pass a passenger sitting in the second train? If the first train passes the second completely in 24 seconds, then find the length of the second train.

• 8 sec, 120 m

• 10 sec, 130 m

• 8 sec, 160 m

• 10 sec, 150 m

Two trains are running in the same direction. The faster train completely passes a person sitting in the slower train in 45 seconds. If the slower train is traveling at 40 km/hr and the speed of the faster train is 60 km/hr, what is the length of the faster train?

• 120 meters

• 160 meters

• 250 meters

• 440 meters

Two trains start from the same point and move in opposite directions. After crossing each other, they take 400 and 441 minutes respectively to reach their destinations. If the speed of the second train is 60 km/h, what is the speed of the first train?

• 40 km/h

• 63 km/h

• 55 km/h

• 45 km/h