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