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