There are total 11 hours or 660 minutes from 8am to 7pm. In words, this duration is equal to eleven hours or six hundred sixty minutes.
How many hours from
| 4PM to 7AM | 1AM to 11AM | 11AM to 8AM |
| 8AM to 10AM | 8PM to 1AM | 11AM to 10PM |
| 7PM to 9PM | 1PM to 6PM | 6AM to 3AM |
| 3AM to 7PM | 2PM to 1PM | 8PM to 5PM |
| 12PM to 1AM | 7PM to 6PM | 12PM to 9AM |
| 7AM to 11PM | 2AM to 10AM | 9PM to 7AM |
