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