There are total 14 hours or 840 minutes from 9pm to 11am. In words, this duration is equal to fourteen hours or eight hundred forty minutes.
How many hours from
| 10AM to 11AM | 5PM to 9AM | 12AM to 7AM | 
| 9PM to 1AM | 1PM to 3AM | 5AM to 4AM | 
| 12PM to 8AM | 4AM to 12PM | 11AM to 9AM | 
| 10PM to 5PM | 6AM to 1PM | 9AM to 9PM | 
| 8PM to 11PM | 12PM to 5PM | 2PM to 1AM | 
| 11AM to 2PM | 1PM to 12AM | 9PM to 4AM | 

