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