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 12PM | 8AM to 4PM | 5AM to 3AM |
| 1PM to 4PM | 11PM to 1AM | 8PM to 9PM |
| 11AM to 12AM | 9AM to 8AM | 12PM to 3AM |
| 8PM to 6AM | 5PM to 8PM | 5PM to 9PM |
| 5AM to 11AM | 1AM to 12PM | 3PM to 12PM |
| 9PM to 12AM | 4AM to 1AM | 6PM to 7PM |
