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