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