Hayden can run 1 mile in 5 minuts and 20 seconds At this rat

Hayden can run 1 mile in 5 minuts and 20 seconds. At this rate, how many miles will she run in 1 hour?

Distance run by Hayden in 5 minutes and 20 secs = 1 mile
Distance run by Hayden in (5*60)+20 secs = 1 mile
Distance run by Hayden in 320 secs = 1 mile
Distance run by Hayden in 3600 secs = 3600*(1/320) miles
Distance run by Hayden in 1 hour = 11.25 miles