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