There are total 9 hours or 540 minutes from 9pm to 6am. In words, this duration is equal to nine hours or five hundred forty minutes.
How many hours from
| 2PM to 6PM | 5AM to 12AM | 8PM to 4AM |
| 1PM to 10AM | 6AM to 11PM | 6AM to 7PM |
| 6PM to 8AM | 8AM to 4PM | 9AM to 8AM |
| 8AM to 4PM | 4AM to 2PM | 2PM to 8PM |
| 3AM to 7AM | 9PM to 9AM | 5AM to 8PM |
| 5PM to 10PM | 9AM to 2PM | 9AM to 12AM |
