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