Six hours in total !
6 pm is also 18 hours, so 18-6.5 = 11.5 hours or 11:30 am.
11 pm. 5 + 6 = 11.
(a) 7 am to 12 noon = 5 hours. 12 noon to 6 pm = 6 hours. Total = 11 hours. or (b) 7 am to 7 pm = 12 hours. But you did not go quite that far, you went one hour less. So 11 hours.
6
There are 11 hours between 6 am and 5:30 pm.
24*k - 11 hours where k is any integer.
16 hours(11 pm, 12 midnight, 1 am, 2 am, 3 am, 4 am. 5 am, 6 am, 7 am, 8 am, 9 am, 10 am, 11 am 12 noon, 1 pm, 2 pm, 3 pm.)
11:30 pm
2 hours.
6 hours.
(11.5 + 24k) hours where k is an integer. 11 and 1/2 hours.