There are total 1 hours or 60 minutes from 12am to 1am. In words, this duration is equal to one hours or sixty minutes.
How many hours from
| 3AM to 7AM | 12PM to 11PM | 1PM to 2PM |
| 10AM to 1AM | 11AM to 11PM | 10AM to 7AM |
| 2AM to 5AM | 6AM to 7AM | 6AM to 8AM |
| 4PM to 9PM | 2AM to 7AM | 8AM to 2PM |
| 4PM to 7PM | 1AM to 10PM | 10PM to 6PM |
| 12PM to 3AM | 5PM to 7AM | 11PM to 1AM |