Respuesta :

Answer:

1-->15 min

4-->x min

Step-by-step explanation:

x=15×4=60

4 buses will take 60 min to refill

In hours, 60min÷60=1 hour

Answer:

Step-by-step explanation:

x=15×4=60

4 buses will take 60 min to refill

In hours, 60min÷60=1 hour

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