Dividing distance by speed gives 560/80 = 7 hours. But make sure that it is legal to drive at such a speed in the area you live!
going 60 miles an hour
Answer 7.5 miles an hour should do it. 7.5 miles an hour
That would depend on how fast you are going during that hour.
1 hour 32 minutes.
70 miles
15 minutes.
6 hours
3 hours to drive 165 miles going 55 miles per hour.
1 hour
162.5 miles
1 hour 9 minutes.
It depends entirely on how fast you are going. If you are going a mile an hour, it will take you eleven hours to drive eleven miles. If you are going eleven miles an hour, it will only take you an hour.