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selenaK9514
24.07.2019 •
Mathematics
An "a" train leaves a subway station every 12 minutes. an "e" train leaves every 9 minutes. if both trains just left the station on parallel tracks, when will both leave the station together again? a. in 108 minutes b. in 36 minutes c. in 72 minutes d. in 24 minutes
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Ответ:
So if you make a list of all the multiples of each number (9*1 9*2 9*3)
The number that each has in common is 36
The answer is 36
Ответ:
Its B ^^
Hope this helped!