Question

Bus route A arrives at its stop every 15 minutes. Bus route B arrives at its stop across the street every 30 minutes. If both buses are currently arriving at their stops, how many hours will pass before both buses arrive at the same time?

Answer 1

2 stops, 30 min

Explanation:

to figure this out we have to divide B's time by A's time. 30÷15 is 2.