9 hours 3 minutes.
107 hours and 50 minutes
3 hours and 30 minutes.
It is (4+24k) hours and 49 minutes, where k is any integer.
4 hours 48 minutes
7 hours 30 minutes.
107 hours and 50 minutes
57 hours and 2 minutes.
23 hours and 38 minutes.
7 hours and 30 minutes
You can subtract the hours and the minutes separately.
3 hours and 12 minutes.
8 hours and 30 minutes.
4 hours and 20 minutes.
5 hours and 30 minutes.
3 hours and 30 minutes.
5 hours and 15 minutes
6 hours and 30 minutes