There are total 17 hours or 1020 minutes from 8am to 1am. In words, this duration is equal to seventeen hours or one thousand twenty minutes.
How many hours from
| 12AM to 5AM | 12PM to 3AM | 7PM to 8PM |
| 8PM to 4AM | 11AM to 6AM | 9PM to 2PM |
| 11PM to 9AM | 8PM to 5PM | 8PM to 6AM |
| 2PM to 7AM | 4AM to 8PM | 11PM to 9PM |
| 7AM to 10AM | 6AM to 2AM | 3AM to 7PM |
| 5AM to 7AM | 2AM to 10PM | 5PM to 8PM |
