There are total 3 hours or 180 minutes from 8pm to 11pm. In words, this duration is equal to three hours or one hundred eighty minutes.
How many hours from
| 12AM to 5AM | 10AM to 4AM | 6PM to 5AM |
| 2PM to 7PM | 9PM to 12AM | 5PM to 1AM |
| 9PM to 6PM | 1AM to 5PM | 8AM to 9AM |
| 11PM to 12AM | 10AM to 11PM | 6AM to 9AM |
| 1PM to 12AM | 1PM to 11PM | 5PM to 2AM |
| 3AM to 2PM | 1PM to 8PM | 8PM to 5PM |