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