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
| 4AM to 8PM | 2AM to 10AM | 12AM to 2AM |
| 2PM to 3AM | 12AM to 9AM | 1AM to 5PM |
| 11AM to 6PM | 10PM to 2AM | 6AM to 10AM |
| 1PM to 11AM | 10AM to 4AM | 2PM to 8PM |
| 8AM to 3PM | 5PM to 4PM | 12AM to 6PM |
| 2AM to 4AM | 9AM to 3PM | 3PM to 9AM |