From 11:30 to 4:30, there are 5 hours. This is calculated by counting the hours from 11:30 to 12:30 (1 hour), then from 12:30 to 4:30, which adds another 4 hours. Therefore, the total is 1 + 4 = 5 hours.
5 hours.
2 hours from 1130 pm to 130 am 14 hours from 1130 am to 130 am
Three hours
3 hours.
3 hours.
7 hours and 30 minutes.
7 hours and 30 minutes.
7 hours and 30 minutes.
9 hours and 30 minutes.
3 hours and 50 minutes.
6 hours and 30 minutes.
(7+12k) hours where k is an integer.