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