There are total 23 hours or 1380 minutes from 8am to 7am. In words, this duration is equal to twenty-three hours or one thousand three hundred eighty minutes.
How many hours from
| 1PM to 12AM | 11PM to 9AM | 2AM to 3AM | 
| 7AM to 4PM | 12PM to 3PM | 10PM to 2PM | 
| 7PM to 11PM | 4PM to 5AM | 10AM to 5AM | 
| 1AM to 3PM | 10AM to 4PM | 2AM to 11PM | 
| 6PM to 12PM | 5PM to 10AM | 11AM to 10AM | 
| 4PM to 4AM | 11AM to 6PM | 7AM to 6AM | 

