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