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