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