There are total 11 hours or 660 minutes from 1pm to 12am. In words, this duration is equal to eleven hours or six hundred sixty minutes.
How many hours from
| 11PM to 9PM | 12AM to 4PM | 10AM to 5AM |
| 4PM to 7PM | 5AM to 2PM | 12PM to 5PM |
| 12PM to 5AM | 4PM to 4AM | 3AM to 2PM |
| 4AM to 2AM | 9AM to 12PM | 1AM to 12PM |
| 12AM to 4PM | 1PM to 10AM | 10PM to 4PM |
| 9AM to 12PM | 7PM to 1AM | 7AM to 8AM |
