Mathematics · Speed, Time and Distance
Starting from the same point at the same time, A and B run on a 3600 m circular track with speeds of 4 m/s and 6 m/s respectively, in the clockwise direction. After A completes her first round on the track, she reverses direction and runs anticlockwise. After how many seconds from the start of the run would they cross each other for the first time?
- 11020
- 21080✓
- 31620
- 41200
Correct answer
1080
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