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