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