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