3 hours and 15 min
7.75 hours
This is equivalent to 16 hours.
Ten hours.
This is equivalent to 16 hours.
9 hours, 45 minutes
10 and a half hours
8 hours and 30 minutes.
5.5
(8.5+24k) hours where k is an integer.
(11+24k) hours where k is an integer.
1:30pm to 11:00pm is 9.5 hours.