six 22:00 hours - 16:00 hours = 6
12am to 4pm is 16 hours.
7am to 4pm is 9 hours.
3pm to 10pm is 7 hours.
4pm to midnight is 8 hours.
yes
10am to 4pm is a period of six hours.
7 hours
19 hours
Two hours
14 hours
Hours are between 4pm and 9pm is 5 hours, 9 pm -4 pm