There are total 12 hours or 720 minutes from 3am to 3pm. In words, this duration is equal to twelve hours or seven hundred twenty minutes.
How many hours from
| 11AM to 7PM | 8AM to 12PM | 6AM to 7PM |
| 4AM to 2PM | 7AM to 4PM | 5PM to 3AM |
| 7PM to 11PM | 6AM to 12PM | 9PM to 5AM |
| 8PM to 12AM | 8AM to 12PM | 5PM to 10AM |
| 8PM to 11AM | 1PM to 5AM | 2PM to 11AM |
| 8AM to 11AM | 6AM to 12PM | 5PM to 8PM |