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