8 hours 13 minutes.
6 hours 34 minutes @75 mph
how many is 260 miles
At 80 mph, it is 10 hours. At 40 mph, it is 20 hours.
Traveling 261 miles at 70 mph takes 3.73 hours.
17.85 hours at 65 mph.
286,786.7 hours at 65 mph
7.4 hours at 60 mph
About 4 hours at 65 mph.
2 hours at 70.115 mph.
8.1 hours at 60 mph
7.7 hours at 65 mph
3.85 hours at 65 mph.