There are total 8 hours or 480 minutes from 9am to 5pm. In words, this duration is equal to eight hours or four hundred eighty minutes.
How many hours from
| 4PM to 6PM | 5PM to 10AM | 4AM to 6PM | 
| 10PM to 4AM | 3PM to 5PM | 8PM to 4AM | 
| 12AM to 11PM | 6AM to 8AM | 12PM to 7PM | 
| 11PM to 10PM | 4AM to 9AM | 12PM to 1PM | 
| 11AM to 4AM | 6PM to 6AM | 5PM to 7PM | 
| 11AM to 5PM | 9AM to 9PM | 7PM to 11PM | 

