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