There are total 15 hours or 900 minutes from 3am to 6pm. In words, this duration is equal to fifteen hours or nine hundred minutes.
How many hours from
| 9AM to 3PM | 6AM to 9AM | 1PM to 4AM | 
| 11AM to 11PM | 7AM to 11PM | 2AM to 9AM | 
| 11PM to 12PM | 10PM to 12PM | 4PM to 6AM | 
| 5AM to 8PM | 7PM to 8AM | 10AM to 2AM | 
| 5PM to 4PM | 10AM to 7PM | 6AM to 11AM | 
| 11PM to 7PM | 12AM to 11AM | 6PM to 6AM | 

