Civil Service Exam (Professional)· Civil Service Commission
A train travels 240 km in 4 hours. Its average speed is:
Choices
- A40 km/h
- B80 km/h
- C50 km/h
- D60 km/hCorrect
Answer
60 km/h
Average speed = total distance ÷ total time = 240 km ÷ 4 h = 60 km/h.
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