18½ hours
5 and a half
Eight and one half hours.
six and a half 14:30 - 08:00 = 06:30
two and three quarters 10:45 - 08:00 = 02:45
18½ hours
It is 4 hours.
18½ hours
9 hours and 30 minutes.
5 and a half
7
Eight and one half hours.
six and a half 14:30 - 08:00 = 06:30
1230
two and three quarters 10:45 - 08:00 = 02:45
10:30 to 3:30 is five hours.
337