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