railway RRB Technician Grade 3 Mock Test 2024 Quantitative Aptitude Speed Time and Distance Problem on Trains
A train crossed a 120 m long platform in 12 seconds and 165 m long platform in 15 seconds. The speed of the train was:
1
66 km/h
2
54 km/h
3
49 km/h
4
72 km/h