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