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