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