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