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