There are total 12 hours or 720 minutes from 11am to 11pm. In words, this duration is equal to twelve hours or seven hundred twenty minutes.
How many hours from
| 7AM to 8AM | 6AM to 1PM | 5PM to 1PM |
| 8PM to 9AM | 10PM to 6PM | 5AM to 8PM |
| 6AM to 2PM | 9PM to 5PM | 2AM to 12PM |
| 9AM to 6PM | 9PM to 7PM | 11PM to 3PM |
| 2PM to 3AM | 12PM to 2PM | 10AM to 6AM |
| 8AM to 3AM | 8PM to 8AM | 9AM to 6AM |
