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