7:45 to 8:00 is 0:15 hours
8:00 to 12:00 is 4:00 hours
12:00 to 4:30 is 4:30 hours
0:15 + 4:00 + 4:30 = 8:45
Answer = 8 hours 45 minutes
9 hours and 30 minutes.
5 hours and 30 minutes.
9 hours, 45 minutes
5.5
9.5
8
1 hour, 10 minutes
3 hours and 30 minutes.
13 hours and 40 minutes.
5 hours and 15 minutes.
61/2 + 24n hours where n is an integer.
7:45 am to 6:15 pm is 10 hours 15 minutes (101/4 hours)