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