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