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