10 miles per hour.
It depends how fast you run. Between 10 and 30 minutes, probably.
8.73 MPH.
That depends on how FAST you run.
9.3 miles per hour.
15 mph, 4 minute mile
4.44m/sec
You would have to maintain an average speed of 9.7 miles per hour.
If you run at 10 miles per hour for 25 minutes you will have covered 4.167 miles.
Depends how fast You can run.
26.2 miles in 180 minutes means you must average 8.73 miles per hour for the entire distance.
25.24/3.3 = 7.648 minutes per mile (rounded)
6.4mph