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