defence exam SSB Constable 2023 Mock Test Quantitative Aptitude Speed Time and Distance Problem on Trains
Train A is 75 m long and travels at a uniform speed of 54 km/h. Train B is 125 m long and travels at a uniform speed of 36 km/h in the direction opposite to that of Train A. If these trains are crossing at a double-track stretch, what is the time taken for the two trains to fully clear each other?
1
10 s
2
8 s
3
7.2 s
4
6.6 s