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