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