There are total 20 hours or 1200 minutes from 12pm to 8am. In words, this duration is equal to twenty hours or one thousand two hundred minutes.
How many hours from
| 1PM to 12AM | 5PM to 8PM | 12AM to 9AM |
| 5PM to 4AM | 5AM to 2AM | 4AM to 10AM |
| 6AM to 5AM | 7PM to 1PM | 7AM to 1PM |
| 8AM to 10PM | 5AM to 1PM | 10AM to 6PM |
| 9PM to 4AM | 12PM to 9PM | 3PM to 12PM |
| 5AM to 11AM | 12AM to 7PM | 4PM to 2PM |