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