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