railway RRB NTPC Mock Test Series 2024-25 (CBT 1 + CBT 2) Quantitative Aptitude Speed Time and Distance Relative Speed
Two trains each 200 m long are moving in opposite directions. They cross each other in 10 seconds. If the speed of one train is 90 km/h, find the speed of the other train.
1
90 km/h
2
45 km/h
3
54 km/h
4
36 km/h