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