WBCS.LIVE practice question

If a train travels at an average speed of 42 km/h, it covers a certain distance in 45 minutes. What should be the speed of the train to reduce the time taken for this journey to 35 minutes?

Solve this multiple-choice question and check the correct answer with its explanation below.

Answer options

  1. 52 km/h
  2. 54 km/h
  3. 52.5 km/h
  4. 49 km/h

Correct answer and explanation

Correct answer: 54 km/h