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