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