A northbound bus and a southbound bus are at the same stop at the same time. The northbound bus returns to the bus stop every 20 minutes. The southbound returns to the bus stop every 25 minutes. How long will it be before both buses are at the bus stop together?

$12. that is my answer.

this answer is !

12

step-by-step explanation:

12 + 5 = 17

12x2=24

24-7=17

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