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