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