There are total 12 hours or 720 minutes from 4pm to 4am. In words, this duration is equal to twelve hours or seven hundred twenty minutes.
How many hours from
| 8PM to 8AM | 10PM to 9PM | 3AM to 6PM |
| 9PM to 5PM | 4PM to 10AM | 5PM to 11PM |
| 5PM to 7PM | 2AM to 7AM | 6PM to 8AM |
| 8AM to 3PM | 7PM to 9PM | 8PM to 11PM |
| 11PM to 6PM | 5PM to 9AM | 2AM to 10PM |
| 3AM to 3PM | 6AM to 12PM | 11PM to 12AM |
