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