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