There are total 11 hours or 660 minutes from 1am to 12pm. In words, this duration is equal to eleven hours or six hundred sixty minutes.
How many hours from
| 10PM to 3PM | 10PM to 1AM | 6AM to 6PM |
| 2PM to 2AM | 9PM to 6AM | 9PM to 11AM |
| 12PM to 7AM | 4PM to 1AM | 11AM to 1PM |
| 11PM to 11AM | 10AM to 9AM | 5AM to 6PM |
| 4AM to 7PM | 4PM to 5PM | 4PM to 2AM |
| 5PM to 8PM | 10AM to 5AM | 12AM to 11AM |
