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
| 10PM to 9AM | 10AM to 12AM | 11PM to 10AM |
| 11PM to 8AM | 1AM to 12AM | 4AM to 3AM |
| 2PM to 7AM | 9PM to 7AM | 6AM to 4PM |
| 10AM to 6PM | 5AM to 3PM | 4PM to 8PM |
| 3AM to 7PM | 2PM to 11AM | 11AM to 12AM |
| 10AM to 6PM | 5AM to 9PM | 2PM to 1AM |