state gov MP Excise Constable Mock Test Series 2025 Quantitative Aptitude Speed Time and Distance Problem on Trains
A train crosses a telegraph post and a bridge of length 300 metres in 10 seconds and 20 seconds, respectively. Find the speed of the train.
1
69.5 km/h
2
108 km/h
3
89 km/h
4
75 km/h