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