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
| 8PM to 8AM | 10AM to 5PM | 5AM to 1PM |
| 7AM to 9AM | 3AM to 7AM | 4AM to 4PM |
| 8PM to 7PM | 1PM to 6AM | 7AM to 4AM |
| 11PM to 1AM | 6AM to 3AM | 9AM to 10PM |
| 2AM to 11PM | 6PM to 10AM | 3PM to 7PM |
| 8PM to 3AM | 6AM to 3PM | 10PM to 1PM |
