In a circular race of 840 m, A and B start running in the same direction at the same time from the same point at the speeds of 6 m/s and 12 m/s respectively. After how much time will they meet next?
Question:
In a circular race of 840 m, A and B start running in the same direction at the same time from the same point at the speeds of 6 m/s and 12 m/s respectively. After how much time will they meet next?
In a circular race of 840 m, A and B start running in the same direction at the same time from the same point at the speeds of 6 m/s and 12 m/s respectively. After how much time will they meet next?
Options
Answer: (1) 140 s
Explanation:
Relative speed = 12-6 = 6 m/s. Time to cover 840m = 840/6 = 140 seconds
Explanation:
Relative speed = 12-6 = 6 m/s. Time to cover 840m = 840/6 = 140 seconds
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