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