There are total 7 hours or 420 minutes from 6pm to 1am. In words, this duration is equal to seven hours or four hundred twenty minutes.
How many hours from
| 7PM to 1PM | 4AM to 11AM | 6PM to 11PM |
| 10AM to 6AM | 9AM to 7PM | 3PM to 7PM |
| 4PM to 10AM | 2AM to 5AM | 10PM to 8PM |
| 6AM to 7AM | 3AM to 1PM | 9PM to 6AM |
| 12PM to 3AM | 12AM to 12PM | 1AM to 9PM |
| 1AM to 5AM | 7PM to 2PM | 4PM to 7PM |
