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