Achicken can run at a top speed of 9 miles per hour. find the top speed of a chicken in miles per minute. round to the nearest tenth

In order to do conversion on these types of problems. 
1.You first have to determine the relationship and the current unit and the target unit which it will be converted into. 
2.In this case feet to meters and seconds to minutes 
3.Determine the conversion rate
4 The time which is 2 mi / hr x 1 hr / 60 min =  0.3 mi/min