There are total 6 hours or 360 minutes from 1am to 7am. In words, this duration is equal to six hours or three hundred sixty minutes.
How many hours from
| 4AM to 8PM | 2AM to 1PM | 12PM to 2AM |
| 7PM to 9PM | 1AM to 10PM | 9AM to 3PM |
| 12PM to 4PM | 12PM to 9AM | 10PM to 2AM |
| 9AM to 12PM | 8PM to 2AM | 8AM to 1PM |
| 12PM to 11PM | 3AM to 8AM | 7PM to 5PM |
| 11AM to 10AM | 3PM to 9PM | 12AM to 2PM |
