There are total 20 hours or 1200 minutes from 9pm to 5pm. In words, this duration is equal to twenty hours or one thousand two hundred minutes.
How many hours from
| 10PM to 9PM | 4AM to 11AM | 9PM to 7PM |
| 10PM to 5PM | 11PM to 8PM | 1AM to 8PM |
| 2PM to 8PM | 12AM to 6PM | 10AM to 1PM |
| 9PM to 1AM | 9PM to 6AM | 8AM to 9PM |
| 2AM to 3PM | 3PM to 5PM | 6PM to 7AM |
| 12AM to 3AM | 3AM to 9PM | 5AM to 3PM |
