There are total 12 hours or 720 minutes from 8pm to 8am. In words, this duration is equal to twelve hours or seven hundred twenty minutes.
How many hours from
| 9PM to 5PM | 4PM to 11PM | 8AM to 4AM |
| 4PM to 2PM | 5AM to 8AM | 3PM to 10PM |
| 11PM to 1PM | 6PM to 8AM | 6PM to 10AM |
| 3AM to 2PM | 12AM to 1PM | 9AM to 10PM |
| 8AM to 11AM | 1PM to 3AM | 4AM to 10AM |
| 10PM to 3PM | 2AM to 10AM | 11AM to 10PM |
