There are total 11 hours or 660 minutes from 10pm to 9am. In words, this duration is equal to eleven hours or six hundred sixty minutes.
How many hours from
| 11AM to 1AM | 4AM to 7PM | 4AM to 3PM |
| 8AM to 12PM | 8PM to 4PM | 7AM to 8PM |
| 3PM to 9AM | 9PM to 9AM | 11AM to 6PM |
| 11PM to 8PM | 8PM to 8AM | 3AM to 10PM |
| 10PM to 2PM | 1PM to 3AM | 2PM to 2AM |
| 4AM to 3AM | 9PM to 8AM | 8PM to 1AM |
