In a circular race of 625 m, A and B start from the same point, at the same time and at speeds of 90 km/h and 72 km/h, respectively. After how much time will they meet again for the first time on the track if they are running in the same directions?
1
In 115 seconds
2
In 122 seconds
3
In 125 seconds
4
In 120 seconds