state gov WBPSC Miscellaneous Services Mock Test 2023 Quantitative Aptitude Speed Time and Distance Relative Speed
A thief noticed a policeman at a distance of 500 m away from him. The thief starts running at a speed of 60 km/h and the policeman chased him running at a speed of 70 km/h. Find the time taken by the policeman to catch the thief (in minutes).
1
15
2
10
3
3
4
6