- A160 m
- B300 m
- C120 m
- D180 m
Step-by-Step Solution
Relative speed km/h m/s. In 12 s: 300 m = sum of lengths. Other train m.
Answer: A) 160 m
Two trains running in opposite directions at 42 km/h and 48 km/h cross each other in 12 seconds. One of them is 140 m long. How long is the other?
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