Mathematics, 09.09.2021 21:00 SmokeyRN

trains leave one of the platforms every 15 minutes. on a different platform trains leave every 20 minutes. a train leaves both of these platforms at 8:10 am what is the next time when these trains will depart both platforms at the same moment

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trains leave one of the platforms every 15 minutes. on a different platform trains leave every 20 mi...