About 51 seconds.
6.42 hours
About 51 seconds at 70 mph.
18.5 hours @70 mph
1 hour 5 minutes at a constant 70 mph, excluding stops.
About 6 hours 47 minutes at a constant 70 mph.
1 mi / 70 mph = .014 hr = .857 min = 51.43 sec.
About 3 hours 23 minutes at a constant 70 mph.
25 mi / 70 mph = .357 hr = 21.43 minutes.
1 hour, 5 minutes, 9 seconds at 70 mph
2.57hours..
3.26 hours.