There are total 12 hours or 720 minutes from 6pm to 6am. In words, this duration is equal to twelve hours or seven hundred twenty minutes.
How many hours from
| 4PM to 4AM | 6AM to 1PM | 3AM to 11AM |
| 5PM to 8PM | 4PM to 12PM | 7AM to 7PM |
| 7AM to 10AM | 6AM to 2PM | 4AM to 1AM |
| 9AM to 9PM | 6PM to 10AM | 2PM to 3PM |
| 1PM to 11PM | 8PM to 5PM | 6AM to 9PM |
| 8AM to 5AM | 4PM to 8PM | 2PM to 11AM |