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