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