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1. Which of the following trains is the fastest ?

  • A. 25m/sec
  • B. 25m/sec
  • C. 25m/sec
  • D. 25m/sec

Answer: Option D

Explanation:

25 m/sec

= 25 × 60 m/min

= 1500 m/min

90 km/hr

= 90000 m/min/ 60

= 1500 m / min

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