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