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
| 8PM to 3PM | 5PM to 3AM | 4AM to 8PM |
| 10PM to 11AM | 3PM to 10AM | 1PM to 8PM |
| 11PM to 12AM | 6AM to 10AM | 2AM to 7PM |
| 11PM to 8PM | 11AM to 9AM | 7PM to 11AM |
| 12AM to 9AM | 2AM to 5AM | 1PM to 6AM |
| 5PM to 3AM | 4PM to 10PM | 3AM to 4AM |
