8 and 1/2
It is five hours.
5 hrs, 15 mins
From 5:30 PM to 8:30 AM the next day is a total of 15 hours. This includes the 6.5 hours from 5:30 PM to midnight, plus the 8 hours from midnight to 8:30 AM.
From 8:30 AM to 5:00 PM is a total of 8 hours and 30 minutes. This can be calculated by counting the hours from 8:30 AM to 5:00 PM, which is 8 hours, plus the additional 30 minutes.
8
It is five hours.
5 hrs, 15 mins
8:30 to 5 is 8 and 1/2 hours no matter what you do for lunch.
From 8:30 AM to 5:00 PM is a total of 8 hours and 30 minutes. This can be calculated by counting the hours from 8:30 AM to 5:00 PM, which is 8 hours, plus the additional 30 minutes.
From 5:30 P.M. on Wednesday to 8:30 A.M. on the following Monday is 111 hours.
8
There are 15 hours and 15 minutes between 5:15 am and 8:30 pm.
Six hours in total !
48
There are 5 hours between 4 pm and 9 pm
5 hours and 30 minutes.
There are 2+12k hours where k is an integer.