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