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