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