engineering recuitment DRDO Technician A 2022 Mock Test Series (Tier I) Quantitative Aptitude Speed Time and Distance Problem on Trains
A 500 m long train is running at a speed of 36 km/h. If it crosses a bridge in 70 seconds, what is the length of the bridge?
1
400 m
2
100 m
3
200 m
4
None of the above