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1.
A train of length 150 metres takes 40.5 seconds to cross a tunnel of length 300 metres. What is the speed of the train in km/hr?
- A. 13.33
- B. 13.33
- C. 13.33
- D. 13.33
Answer: Option C
Explanation:
Speed, ( 150 + 300)/40.5
= 450/40.5 m/sec
= 450/40.5 × 18/5 km/hr
= 40 km/hr
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