railway RPF Constable Mock Test Series 2024 Quantitative Aptitude Speed Time and Distance Relative Speed
A thief is observed by a policeman from a distance of 420 m. The thief starts running and the policeman chases him. The policeman and the thief run at a speed of 25 km/h and 20 km/h, respectively. What is the distance between them after three minutes?
1
250 m
2
320 m
3
230 m
4
170 m