That depends on the speed at which you are driving. For example, if you are driving 52.6 miles/hour, it would take an hour to drive that far. If you are driving 23.8 miles/hour, it would take two hours to drive that far.
If you were driving 65 miles per hour how long will it take you to drive 310 miles?
If it take you an hour to drive 80 miles and an hour to drive 50 miles, you will not necessarily save fuel. Fuel consumption is measured by miles per gallon, not time driving. You use less fuel driving 50 miles than 80 miles.
an hour if your driving seventee four miles per hour.
80mph = 80 miles/hour If you drive for one hour at 80 miles/hour, you will travel 80 miles.
1 hour 30 minutes.