There are total 3 hours or 180 minutes from 9pm to 12am. In words, this duration is equal to three hours or one hundred eighty minutes.
How many hours from
| 11AM to 5AM | 2PM to 3PM | 11AM to 8PM |
| 11AM to 12PM | 11PM to 3PM | 5AM to 9AM |
| 12AM to 2AM | 2AM to 5AM | 5AM to 2PM |
| 1PM to 6AM | 12PM to 12AM | 10PM to 3PM |
| 7PM to 1PM | 9AM to 5AM | 9PM to 7PM |
| 1AM to 7AM | 5PM to 12PM | 1PM to 2PM |
