WBCS.LIVE practice question

A train crosses a one km long bridge in one minute and a 750 m long tunnel in 50 seconds. Assuming the train is running at a uniform speed, what is its speed?

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

Answer options

  1. 81 km/h
  2. 90 km/h
  3. 72 km/h
  4. 108 km/h

Correct answer and explanation

Correct answer: 90 km/h