Mathematics, 03.11.2020 17:30 Donlito6997

Abdi has two electrical train sets: A and B. Each train is on its own circular track. He start both trains at the same time . Train A returns to its starting
point every 12 seconds. Train B returns to its starting point every 9 seconds. If the trains continue traveling, what is the least amount of time, in seconds, that both trains will arrive at the starting points at the same time?

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