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
| 8PM to 12PM | 7PM to 10AM | 7PM to 12AM | 
| 7PM to 10AM | 3AM to 1PM | 12AM to 7PM | 
| 12PM to 5PM | 7PM to 12AM | 2PM to 7PM | 
| 4AM to 6PM | 5AM to 8PM | 3AM to 7PM | 
| 3AM to 10PM | 10PM to 11AM | 6AM to 6PM | 
| 1PM to 7PM | 7PM to 9AM | 7AM to 8AM | 

