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1). 450 seconds2). 600 seconds3). 900 seconds4). 1200 seconds |
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Answer» When the four runners will MEET at the starting point, they would have completed DIFFERENT NUMBER of rounds. The time at which they will meet will be the LCM of the individual time TAKEN by them LCM of 300, 100, 150 and 450 is 900 They will meet after 900 seconds |
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