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