There are total 9 hours or 540 minutes from 11am to 8pm. In words, this duration is equal to nine hours or five hundred forty minutes.
How many hours from
| 10AM to 8PM | 10PM to 1PM | 12AM to 11AM |
| 8AM to 3PM | 5AM to 9PM | 6AM to 11PM |
| 12PM to 4PM | 10AM to 2AM | 4PM to 11PM |
| 2AM to 11AM | 2AM to 11AM | 12PM to 9PM |
| 10PM to 11AM | 3PM to 1AM | 8PM to 7PM |
| 6PM to 4AM | 9PM to 5AM | 8PM to 9AM |
