Mathematics · Speed, Time and Distance
Two friends are running on a circular track of 720 m. They started from the same point and are moving in the same direction with speeds of 1.5 m/s and 3.5 m/s. After how much time will they cross each other for the second time?
- 110 minutes
- 27 minutes
- 33.5 minutes
- 412 minutes✓
Correct answer
12 minutes
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