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