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