Question #840
Medium•SSC CGL 2024•Tier 1•Speed Distance Time
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?
A
140 s
B
40 s
C
70 s
D
20 s
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