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Q: In a circular race along a track 3600m. x and y run at a speed of 27 km/hr and 45 km/hr respectively. suppose they start moving at the same time and in the same direction, when will they meet again at the starting point?
  • A. 720 sec
  • B. 1440 sec
  • C. 2200 sec
  • D. 1200 sec
Correct Answer: Option A -
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Explanations:

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