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