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