Respuesta :

Take into account the following equivalences as conversion factors:

1 mi = 5280 ft

1 h = 60 min

Then, you have:

[tex]440\frac{ft}{\min}\cdot\frac{1mi}{5280ft}\cdot\frac{60\min }{1h}=5mph[/tex]

Hence, the average rate is 5 miles per hour