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