Answer:
5 Miles
Explanation:
1/5 of an hour would be 12 minutes. If it is 1/2 mile every 1/5 our, you hike 1 mile for 2/5.
1/5 = 1/2
2/5 = 1
3/5 = 1 1/2
4/5 = 2
5/5 = 2 1/2
So if 1 hour is 2 1/2 miles, you multiply it by 2, or add it withh its same number, which is,
5 miles.