5.5 + 24k where k is any integer.
There are 9 hours between 630 am and 930 am.
There are 6 1/4 hours between 9:30 am and 3:45 pm, or between 9:30 pm and 3:45 am.There are 18 1/4 hours between 9:30 am and 3:45 am, or between 9:30 pm and 3:45 pm.
930
6 3/4 hours
10 - 3 = 7 hours.
3 hours
3 hours
12pm - 9am = 3 hours; 12:30 - 9:30 = 3 hours
From 6:00 am to 3:00 pm is 9 hours.
8-3=5 !
3 hours and 15 min
3 hours and 12 minutes.