11.5 hours
2 hours
6 hours and 40 minutes difference.
3 hours.
14 hours
There is a 3 hour difference
Friday 11pm to Monday 11pm is exactly 3 days or 72 hours.
There are 72 + 168n hours where n is an integer.
7 hours
6 hours
15 hours
7
17 hours
10
19
4 hrs
15hours
(14+24k) hours where k is an integer.