defence exam DGAFMS Group C 2025 Mock Test Series Quantitative Aptitude Speed Time and Distance Relative Speed
A 300 m long train takes 50 seconds to cross a person walking in the same direction as the train at a speed of 3 m/s. What is the speed of the train?
1
10 m/s
2
9 m/s
3
15 m/s
4
7 m/s