10 hours
10 hours.
12am to 4pm is 16 hours.
6 hours from 4pm to 10pm
7am to 4pm is 9 hours.
There are 5.5 hours between 10:30am and 4:00pm (16:00).
4pm to midnight is 8 hours.
10am to 4pm is a period of six hours.
19 hours
Two hours
7 hours
Hours are between 4pm and 9pm is 5 hours, 9 pm -4 pm