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