4 hours. 9am until noon is 3 hours and 1 more makes 4.
The time 4 hours after 9am is 1pm.
1300 - 0900 = 0400; 4 hours; forgive me.
9am, 10am, 11am, 12pm, 1pm, 2pm, 3pm, 4pm, 5pm. 8 hours.
16 = 11 + 5 1pm to midnight is 11 hours (12 - 11 = 1) then midnight to 5am is 5 hours
The hours of operation of the Hanmi Bank are from 9am to 5pm Monday through Friday. The bank is open from 9am to 1pm on Saturdays and closed on Sundays.
21
There are zero hours between 9 am and 9 am.
Mon-Fri 10am-9pm Sat 9am-5pm Sun 1pm-5pm
6, 7, 8, 9 Therefore, there are 3 hours between 6am and 9am.
109 hours
9 + 24k hours where k is an integer.