There are total 9 hours or 540 minutes from 8pm to 5am. In words, this duration is equal to nine hours or five hundred forty minutes.
How many hours from
| 9PM to 7PM | 4PM to 1PM | 9PM to 4PM |
| 1AM to 11AM | 12PM to 9AM | 4PM to 7PM |
| 6PM to 10PM | 11AM to 4PM | 5AM to 3PM |
| 7PM to 11AM | 6PM to 9AM | 7PM to 5AM |
| 7PM to 7AM | 12PM to 9PM | 1PM to 9AM |
| 7PM to 6PM | 4AM to 5AM | 10PM to 2AM |
