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