4 hours 23 minutes
0:15 + 4:00 + 0:08 = 4:23 = 12:08 - 07:45
unless 12 hours later then 16:23
10 hrs
975
9 hours, 45 minutes
3 hours and 45 minutes.
61/2 + 24n hours where n is an integer.
31 and 1/2 hours
749
31 and 1/2 hours
From 7:45am to 4:45pm is 9 hours. From 7:45am to 4:45am is 21 hours. From 7:45pm to 4:45pm is 9 hours. From 7:45pm to 4:45pm is 21 hours.
745 miles and 13.5 hours driving time
7:45 am to 6:15 pm is 10 hours 15 minutes (101/4 hours)
If that's in the same day, nine hours and fifteen minutes.