Four hours 30 minutes.
4 and 1/2
11 hours
8hrs.
one hour
how many hours is 6:30pm to 6:30am
3am to 2pm is 11 hours.
There are 7 hours between 7 am to 2pm
3am to 2pm is 11 hours.
That would be ten and one half hours.
7 hours and 30 minutes.
7am to 2pm is 7 hour.
9 + 24k where k is an integer.