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