state gov Patna Civil Court Clerk/Reader Mock Test Series Quantitative Aptitude Speed Time and Distance Relative Speed
In a circular race of 2400 m, X and Y start from the same point and at the same time at speeds of 54 km/h and 126 km/h. In how much time will they meet again for the first time on the track when they are running in the opposite direction?
1
62 seconds
2
53 seconds
3
48 seconds
4
42 seconds