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