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Two trains pass each other on parallel lines. Each train is 100 metres long. When they are going in the same direction, the faster one takes 60 seconds to pass the other completely. If they are going in opposite directions they pass each other completely in 10 seconds. Find the speed of the slower train in km/h.

Two trains pass each other on parallel lines. Each train is 100 metres long. When they are going in the same direction, the faster one takes 60 second

Two trains pass each other on parallel lines. Each train is 100 metres long. When they are going in the same direction, the faster one takes 60 seconds to pass the other completely. If they are going in opposite directions they pass each other completely in 10 seconds. Find the speed of the slower train in km/h.

  • A. 30 km/h
  • B. 42 km/h
  • C. 48 km/h
  • D. 60 km/h
 

The correct answer is option A. 30 km/h. Can you explain this answer in the comments?


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1. How to Prepare for Quantitative Aptitude for CAT by Arun Sharma

2. Ace Quantitative Aptitude For Banking and Insurance

3. Quantitative Aptitude Quantum CAT by Sarvesh K Verma

4. Quantitative Aptitude for Competitive Examinations by R.S. Aggarwal


Two trains pass each other on parallel lines. Each train is 100 metres long. When they are going in the same direction, the faster one takes 60 seconds to pass the other completely. If they are going in opposite directions they pass each other completely in 10 seconds. Find the speed of the slower train in km/h.




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About the Author

This is Ashutosh Nautiyal. Currently, I'm pursuing my graduation from Bipin Tripathi Kumaon Institute Of Technology, Dwarahat, Almora and my branch is Civil Engineering. I have done my schooling at Omkarananda Saraswati Nilayam, Rishikesh.

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