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