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