There are total 9 hours or 540 minutes from 8am to 5pm. In words, this duration is equal to nine hours or five hundred forty minutes.
How many hours from
| 4PM to 10PM | 7AM to 6PM | 6AM to 9PM |
| 3PM to 6PM | 8PM to 2PM | 9AM to 7PM |
| 10AM to 8PM | 2PM to 10AM | 5PM to 1PM |
| 12AM to 2PM | 8PM to 1PM | 11AM to 12PM |
| 1PM to 8PM | 9AM to 1PM | 2PM to 11PM |
| 10AM to 6PM | 5PM to 8PM | 6PM to 1AM |
