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