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