There are total 18 hours or 1080 minutes from 12pm to 6am. In words, this duration is equal to eighteen hours or one thousand eighty minutes.
How many hours from
| 8PM to 9PM | 8AM to 1PM | 11PM to 12AM |
| 8PM to 6AM | 8PM to 1AM | 8AM to 12AM |
| 10AM to 9AM | 4AM to 7PM | 8PM to 12PM |
| 2AM to 9PM | 9PM to 7AM | 1AM to 7PM |
| 12AM to 10PM | 1AM to 2PM | 4AM to 2PM |
| 8PM to 4PM | 12AM to 9PM | 5PM to 12AM |
