There are total 8 hours or 480 minutes from 9pm to 5am. In words, this duration is equal to eight hours or four hundred eighty minutes.
How many hours from
| 11PM to 7PM | 7PM to 4AM | 11AM to 3PM |
| 7PM to 2PM | 2PM to 8AM | 9PM to 3AM |
| 4PM to 4AM | 8PM to 5PM | 1AM to 4PM |
| 12PM to 8PM | 11PM to 3AM | 2AM to 8PM |
| 10PM to 12AM | 11AM to 1PM | 1PM to 12AM |
| 1AM to 10PM | 11PM to 9PM | 7PM to 11AM |