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