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