There are total 1 hours or 60 minutes from 11am to 12pm. In words, this duration is equal to one hours or sixty minutes.
How many hours from
| 1AM to 4PM | 8PM to 9PM | 12AM to 8AM |
| 2PM to 9PM | 8AM to 6PM | 11PM to 3AM |
| 1AM to 12PM | 4PM to 9AM | 4AM to 12AM |
| 3PM to 4AM | 4PM to 11PM | 12PM to 4AM |
| 8AM to 7AM | 9PM to 1PM | 4AM to 10AM |
| 4PM to 9PM | 4AM to 6AM | 11AM to 9AM |