state gov OSSSC RI, ARI, AMIN, SFS, ICDS Supervisor Combined Mock Test 2023-25 Quantitative Aptitude Speed Time and Distance Problem on Trains
A 210 m long train passes a man in 12 seconds. The man is walking at 6 km/hr in the opposite direction of the train. What is the speed of the train?
1
50 km/h
2
57 km/h
3
48 km/h
4
52 km/h