12am to 4pm is 16 hours.
3am to 2pm is 11 hours.
24
There are 7 hours between 7 am to 2pm
3am to 2pm is 11 hours.
7am to 2pm is 7 hour.
Eight hours !
12 hours
There are 17 hours between 9pm and 2pm the following day.
18 hours
21
8:30am to 2pm is 5.5hours (5 hours 30 mins)