3 hours and 30 minutes.
Twenty hours.
9 hours and 30 minutes.
That is 7 hours.
5 hours and 30 minutes.
5.5
There are 13 hours between 1 PM and midnight.
There are 5 hours from 1 PM to 6 PM. You can calculate this by subtracting 1 from 6, which gives you 5.
8
9.5
1 hour, 10 minutes
5 hours and 15 minutes.
13 hours and 40 minutes.