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