Without stoppages, a train travels at an average speed of 60 km/h and with stoppages it covers the same distance at an average speed of 48 km/h. How many minutes per hour does the train stop ?
- A. 10 minutes
- B. 12 minutes ✓
- C. 15 minutes
- D. 20 minutes
Correct Answer: B. 12 minutes
Explanation
Stoppage time per hour = ((Fast Speed - Slow Speed) / Fast Speed) * 60 minutes. This equals ((60 - 48) / 60) * 60 = 12 minutes.
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