There are total 1 hours or 60 minutes from 11pm to 12am. In words, this duration is equal to one hours or sixty minutes.
How many hours from
| 9PM to 7AM | 7PM to 4PM | 1PM to 1AM |
| 10PM to 12AM | 4PM to 12PM | 12AM to 3PM |
| 12AM to 9AM | 7PM to 10PM | 3AM to 8PM |
| 1PM to 3AM | 8PM to 3PM | 3PM to 3AM |
| 1AM to 5PM | 3PM to 4PM | 5AM to 1PM |
| 8PM to 7PM | 7AM to 1PM | 7PM to 11PM |
