There are total 17 hours or 1020 minutes from 8pm to 1pm. In words, this duration is equal to seventeen hours or one thousand twenty minutes.
How many hours from
| 7PM to 8PM | 8AM to 2PM | 3AM to 1AM |
| 6PM to 7AM | 8AM to 7PM | 8PM to 6PM |
| 1PM to 4AM | 7AM to 8AM | 7AM to 8PM |
| 8AM to 11AM | 12PM to 11AM | 11PM to 8PM |
| 10AM to 8AM | 2AM to 11AM | 2PM to 6PM |
| 7AM to 11AM | 8PM to 11AM | 11AM to 9AM |
