- A700 m
- B360 m
- C200 m
- D100 m
Step-by-Step Solution
Relative speed km/h m/s; only the faster train's length is covered: m.
Answer: D) 100 m
Two trains run in the same direction at 72 km/h and 54 km/h. The faster train passes a man sitting in the slower train in 20 seconds. What is the length of the faster train?
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