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
| 5PM to 1PM | 10PM to 4AM | 4AM to 12AM |
| 9AM to 1PM | 5PM to 8AM | 1PM to 7AM |
| 10AM to 11AM | 11AM to 7AM | 2AM to 5AM |
| 4PM to 5PM | 4PM to 11PM | 6AM to 8PM |
| 9PM to 7AM | 2PM to 7AM | 5AM to 5PM |
| 11AM to 5AM | 10AM to 12PM | 3PM to 1AM |
