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