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