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