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
| 4PM to 5PM | 10AM to 1AM | 9PM to 1PM |
| 7AM to 9AM | 3AM to 5PM | 5AM to 7AM |
| 7PM to 5PM | 11AM to 5AM | 5AM to 6AM |
| 9AM to 4AM | 11AM to 6PM | 11PM to 6AM |
| 1PM to 9PM | 8PM to 7AM | 5AM to 10PM |
| 6AM to 5PM | 2PM to 5AM | 8PM to 7PM |
