There are total 10 hours or 600 minutes from 8pm to 6am. In words, this duration is equal to ten hours or six hundred minutes.
How many hours from
| 9PM to 8AM | 5PM to 12AM | 4PM to 1PM |
| 11PM to 10AM | 12PM to 12AM | 5PM to 4PM |
| 7AM to 2PM | 1PM to 7AM | 9AM to 9PM |
| 4PM to 3AM | 5AM to 8PM | 7PM to 4AM |
| 8AM to 9PM | 1AM to 2PM | 9AM to 7PM |
| 6PM to 10AM | 10PM to 12AM | 10AM to 7PM |