railway RRB NTPC Mock Test Series 2024-25 (CBT 1 + CBT 2) Quantitative Aptitude Speed Time and Distance Relative Speed
Train A which was travelling at 50 km/h crosses train B travelling in opposite direction in 15 seconds. If the length of train B is three times the length of A and the speed of train B was 58 km/h, then the length of train A(in m) is∶
1
150
2
112.5
3
210
4
124.5