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Eduncle posted an MCQ
January 04, 2020 • 16:13 pm 0 points
  • CSIR NET
  • Mathematical Sciences

A and B move clockwise around a circle, starting from a common point O. A takes 9 minutes to complete a round but restarts after a delay of 1 minute. B takes 13 minutes to complete the round but restarts after a delay of 2 minutes. How many minutes after they began would they meet again at O ?

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