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