Trains, Boats and Streams

Question 11

Length of the platform is 100 meters, if a train running at a speed of 90 m/sec, crosses the platform in 2 sec. What is the length of the train?

• 100 m
• 80 m
• 120 m
• 90 m

Question 12

In what time will a train running at a speed of 90 m/sec, of length 80 meters crosses a platform of length 100 meters?

• 4 sec
• 5 sec
• 2.5 sec
• 2 sec

Question 13

Two trains T1 and T2 start from two stations A and B, at the same time with speed 60 meters/sec and 40 meters/sec respectively. Stations are 100 meters apart from each other. At what distance from station A will they meet?

• 60 m
• 40 m
• 80 m
• 70 m

Question 14

Two trains T1 and T2 start from two stations A and B, at the same time with speed 60 meters/sec and 40 meters/sec respectively. Stations are 100 meters apart from each other. At what time will they meet?

• 2 sec
• 2.5 sec
• 1.5 sec
• 1 sec

Question 15

Two trains are running in the same direction on two parallel tracks at 40 m/sec and 60 m/sec. How much time will it take to cross the slower train by faster train if the length of slower train in 50 meter and that of faster train is 20 meter?  (Assume initially faster train was far behind the slower train).

• 5 sec
• 10 sec
• 4 sec
• 3.5 sec