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