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The length of Lucknow mail is 120 m and ...

The length of Lucknow mail is 120 m and that of Punjab mail is 80 m. These two trains are running in the same direction with velocities of 40 km/h and 50 km/h respectively. The time taken by them to cross each other is :

A

8 s

B

72 s

C

11.5 s

D

12.5 s

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The correct Answer is:
A
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ARIHANT SSC-TIME, SPEED AND DISTANCE-EXERCISE LEVEL 1
  1. A train 200 m long travels at the speed of 72 km/h. A man is running a...

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  2. A train 350 m long is moving at the speed of 20 km/h. It will cross a ...

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  3. The length of Lucknow mail is 120 m and that of Punjab mail is 80 m. T...

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  4. The length of Lucknow mail is 120 m and that of Punjab mail is 80 m. T...

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  5. A train passes an electric pole in 10 seconds and a platform 120 m lon...

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  6. A 175 m long train crosses a man walking at a speed of 9 km/h in the o...

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  7. A train of length 100 m takes 1/6 minute to pass over another train 15...

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  8. A train overtakes two girls who are walking in the opposite direction ...

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  9. A coolie standing on a railway platform observes that a train going in...

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  10. Pushpak express leaves Lucknow at 6 am and two hours later another tra...

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  11. Two trains leave Meerut at the difference of 4 hours. The first train ...

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  12. Two trains leave Meerut at the difference of 4 hours. The first train ...

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  13. The distance between Lucknow and Delhi is 700 km. Rajdhani express sta...

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  14. Patna express travels first 560 km in 7 hours and rest 360 km in 9 hou...

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  15. Jammutavi express leaves Jammu for Kanya Kumari at 120 km/h and return...

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  16. Ram and Shyam run a 10km race on a circular track of length 1000m. The...

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  17. Roorkee express normally reaches its destination at 50 km/h in 30 hour...

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  18. Two trains A nad B start simultaneously in the opposite direction from...

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  19. There are two trains running on two parallel tracks. Length of each tr...

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  20. Two trains are travelling in the same direction at 22.5 km/h and 7.5 k...

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