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