a toy train completes one round of a circular track in 120 seconds. Another one completes a round in 180 seconds. Both the trains start together from a station and run in opposite directions. After how many minutes will both the trains meet for the first time at the station from where they started?
Note: LCM Needs to be used here
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72 seconds--------------+
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here's the answer....
mark me brainliest
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