There are total 8 hours or 480 minutes from 8pm to 4am. In words, this duration is equal to eight hours or four hundred eighty minutes.
How many hours from
| 10PM to 7AM | 11AM to 3PM | 2PM to 4AM |
| 1AM to 12AM | 2PM to 8AM | 2AM to 3AM |
| 6AM to 5PM | 8AM to 11AM | 6PM to 8AM |
| 11PM to 7PM | 5PM to 3AM | 8PM to 9PM |
| 5PM to 5AM | 11AM to 3PM | 7AM to 8AM |
| 10PM to 3AM | 10PM to 9PM | 5AM to 9AM |
