There are total 14 hours or 840 minutes from 7am to 9pm. In words, this duration is equal to fourteen hours or eight hundred forty minutes.
How many hours from
| 3AM to 9PM | 2AM to 9PM | 7PM to 10PM |
| 8AM to 4AM | 3AM to 11PM | 5PM to 2PM |
| 5AM to 11PM | 9AM to 8AM | 12AM to 11AM |
| 3PM to 1PM | 9PM to 12PM | 5AM to 7PM |
| 6PM to 3PM | 8PM to 6PM | 2PM to 5PM |
| 12AM to 10PM | 10PM to 11PM | 12PM to 8AM |