From 9:00 am on Saturday to 9:00 am on a Wednesday, is 96 + 168k hours where k is an integer.
21 hours
11 hours
4 hours. 9am until noon is 3 hours and 1 more makes 4.
21
If the 2 AM is the very next day, then the duration is 17 hours.
3
9 am to 11 am is two hours.
From 9:00 am on Saturday to 9:00 am on a Wednesday, is 96 + 168k hours where k is an integer.
12 hours.
5 hrs afrter 9am is 2pm; 5 hrs afrter 9pm is 2am
21
From 9am to 6:30pm is 9 hours and 30 minutes.
5 Hours
6 hours
9 hours
21 hours