6.5 hours
450 / 75 = 6 hours.
450 road miles and about 7 hours.
450/55=8.181818181818182 hours.
5 hours 37 minutes.
450 / 70 = 6.429 hours (rounded)
It's about 450 miles, should take around seven and a half hours.
6 hours 55 minutes averaging 65 mph
Six hours.
The overall distance is about 450 miles. The estimate time it will take is about 7 hours and 15 minutes.
450 miles
4 hours 30 minutes.