From 5:30 P.M. on Wednesday to 8:30 A.M. on the following Monday is 111 hours.
22
72
On the same morning there are 3 hours from 8am to 11am
11am to 12 is 1 hour 12 to 5pm is 5 hours → 11am to 5pm is 1 + 5 = 6 hours
2 hours
3 hours.
19 hours
1.5 hours.
4 hours
12 hours
20