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