- A60 km/h
- B90 km/h
- C120 km/h
- D180 km/h
Step-by-Step Solution
His train: m/s km/h. Relative speed m/s km/h. Other train km/h.
Answer: C) 120 km/h
Poles beside a track stand 50 m apart, and Farhan notices his train passes one pole every 3 seconds. A 300 m train coming from the other side passes his window in 6 seconds. What is the speed of that train?
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