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Q. A train travelling at a speed of 75 mph enters a tunnel 3 1/2 miles long. The train is 1/4 mile long. How long does it take for the train to pass through the tunnel from the moment the front enters to the moment the rear emerges?

  • (A) 2.5 min
  • (B) 3 min
  • (C) 3.2 min
  • (D) 3.5 min
  • Correct Answer - Option(B)
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