20/90 = 2/9 of an hour
60 miles every hour 4000/60 = 66.67 hours
6 hours
About 6 hours
About 5.5 hours.
4.57 hours
It would take 4.13 hours or 4 hours and about 8 minutes to drive 124 miles driving 30 mph.
12.6 hours12.6 hours
5 Hours
6 hours
36.52 hours
2.7 hours
24 hours.