How much time for 260 miles at 80 mph?

about 5 hours and 45 minutes You can find the answer by dividing 430 by 80 to get 5.375 hours. To convert tenths of an hour to minutes, multiply .375 by 60 and you get 22.5 minutes. So the answer is 5 hours and 22.5 minute (if you don't stop).