If you are travelling 76mph or you are going 401280 feet per hour. .1 mile is 528 feet. therefore, you simply use proportions.
401280 ft./1 hour (60 minutes)=528 ft./x
528*60=3160
3160/401280=.07894...minutes which equals out to roughly 4.7 seconds.
1 hour, 8 minutes, 34.29 seconds
1 hour, 26 minutes, 20 seconds
24 hours.
about 2 1/2 hours
4.77 hours
2 hours 58 minutes.
5 hours 16 minutes.
4 hours 46 minutes.
4 hours 46 minutes.
4 hours, 46 minutes, 9.23 seconds
Er .... I'm not sure you have thought about this question. If you are traveling 80 miles per hour, you go 80 miles in one hour. That is the definition of "miles per hour."
17 minutes 24 seconds.