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