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