There are total 5 hours or 300 minutes from 8pm to 1am. In words, this duration is equal to five hours or three hundred minutes.
How many hours from
| 4PM to 8PM | 3AM to 2PM | 1PM to 11AM |
| 10AM to 5PM | 4AM to 11PM | 2PM to 12PM |
| 4PM to 1PM | 12PM to 3AM | 8PM to 5AM |
| 2AM to 5AM | 11PM to 8PM | 11AM to 3AM |
| 3AM to 1PM | 1PM to 9AM | 12AM to 7PM |
| 5AM to 4AM | 6AM to 8PM | 4AM to 9PM |
