There are total 16 hours or 960 minutes from 9am to 1am. In words, this duration is equal to sixteen hours or nine hundred sixty minutes.
How many hours from
| 5AM to 2PM | 7AM to 3AM | 8PM to 10PM |
| 1AM to 6AM | 10PM to 1AM | 5AM to 1PM |
| 7AM to 9PM | 11AM to 4PM | 10AM to 12PM |
| 4AM to 6AM | 1AM to 2PM | 7AM to 10PM |
| 7AM to 6AM | 12AM to 4PM | 11PM to 12PM |
| 6AM to 5PM | 2PM to 10PM | 5AM to 5PM |
