At 60 mph you are moving one mile per minute.
About one minute.
A minute
Average speed = distance / time , so 1 / (4.75/60) = 12.63 mph
A 4-minute mile means an average speed of 15 miles per hour.
A 6-minute mile is fast and long for an average American human being.
At 60 MPH average, about 1 minute. If your driving an F15 on full afterburner about 2 tenths of a second, what were you thinking of driving?
The driving distance is approximately 490 road miles - about 7.5 hours of driving time, depending on your average speed and what route(s) you take.
A 15-minute mile equates to an average speed of 0.067 miles per minute.
Divide Distance by Time to calculate Speed. 15 / 70 = .2142857 miles per minute or an average of 1/5 to 1/4 mile per minute.
1 minute.
The driving distance is about 3/4 of a mile.
You will have to average at least 13.2 kilometers per hour over the 1.5-mile distance to achieve an 11-minute mile.