Question

At 5.45 p.m., Lixin, Khairul and Devi are at the starting point of 1-km circular

path. Lixin takes 18 minutes to walk one round, Khairul needs 360 seconds to run 1

round and Devi cycles 2 rounds in 4 minutes. Find the time when all three of them

will next meet.​

Answer 1

Step-by-step explanation:

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Answer 2

Answer:

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Step-by-step explanation: