There are total 11 hours or 660 minutes from 8pm to 7am. In words, this duration is equal to eleven hours or six hundred sixty minutes.
How many hours from
| 5AM to 6PM | 12AM to 9PM | 9AM to 2AM |
| 9AM to 6AM | 4PM to 10AM | 4AM to 9AM |
| 11PM to 2AM | 6PM to 12AM | 12PM to 2PM |
| 9AM to 5AM | 6PM to 4AM | 11PM to 11AM |
| 11PM to 5AM | 11PM to 7PM | 5PM to 3PM |
| 2PM to 4PM | 10AM to 4PM | 8PM to 6AM |
