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
| 7PM to 9PM | 11PM to 8PM | 5AM to 8PM |
| 3PM to 2AM | 9PM to 3AM | 3AM to 1PM |
| 8PM to 2AM | 7PM to 8AM | 11PM to 2PM |
| 12AM to 11PM | 2PM to 10AM | 2AM to 12PM |
| 10PM to 12PM | 1AM to 4PM | 4PM to 6AM |
| 12PM to 4AM | 6AM to 1AM | 1PM to 8PM |
