There are total 23 hours or 1380 minutes from 10pm to 9pm. In words, this duration is equal to twenty-three hours or one thousand three hundred eighty minutes.
How many hours from
| 11AM to 12PM | 1PM to 7AM | 3PM to 12PM |
| 3PM to 12PM | 10AM to 8PM | 10PM to 2PM |
| 1PM to 9PM | 9PM to 12PM | 6AM to 5PM |
| 7AM to 9PM | 1AM to 10AM | 4AM to 10PM |
| 7AM to 6PM | 9AM to 8PM | 2AM to 9PM |
| 8AM to 7PM | 8PM to 2AM | 4AM to 12AM |
