There are total 22 hours or 1320 minutes from 9pm to 7pm. In words, this duration is equal to twenty-two hours or one thousand three hundred twenty minutes.
How many hours from
| 8AM to 12AM | 9AM to 6PM | 7AM to 10PM |
| 2PM to 7PM | 6AM to 10PM | 4PM to 9AM |
| 9AM to 9PM | 3PM to 10AM | 10PM to 8PM |
| 5AM to 12PM | 5PM to 9AM | 6AM to 11PM |
| 1PM to 3PM | 8PM to 6PM | 4AM to 5AM |
| 8PM to 1PM | 9AM to 3AM | 1PM to 7AM |
