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