There are total 4 hours or 240 minutes from 8pm to 12am. In words, this duration is equal to four hours or two hundred forty minutes.
How many hours from
| 9AM to 5PM | 12AM to 5AM | 8PM to 9PM |
| 3PM to 7AM | 11AM to 2PM | 5PM to 1AM |
| 7AM to 3PM | 5PM to 1PM | 8AM to 6PM |
| 2AM to 9PM | 12PM to 1PM | 5PM to 4PM |
| 8PM to 11AM | 9PM to 8PM | 8AM to 11AM |
| 11PM to 5AM | 5PM to 2AM | 4AM to 2AM |
