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Train A and Train B leave the railway station at 7:00 am. If Train A comes back to the station after every 30 minutes and Train B comes back to the station after every 45 minutes, find the next time both
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Train A and Train B leave the railway station at 7:00 am. If Train A comes back to the station after every 30 minutes and Train B comes back to the station after every 45 minutes, find the next time both trains will leave together.

User Jarrod Funnell
by
7.3k points

1 Answer

4 votes

Answer:

LCM of 30 and 45 is 90

They will leave together after 90 minutes, which is 8:30 am

User Kesandal
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8.4k points
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