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

