There are total 1 hours or 60 minutes from 9pm to 10pm. In words, this duration is equal to one hours or sixty minutes.
How many hours from
| 11PM to 5AM | 1PM to 5PM | 6PM to 2PM |
| 10PM to 4PM | 5PM to 10AM | 7PM to 2PM |
| 4AM to 3PM | 8AM to 4AM | 9PM to 5PM |
| 8AM to 4PM | 2AM to 3PM | 1PM to 5AM |
| 3AM to 2AM | 8PM to 8AM | 9PM to 10PM |
| 3PM to 11PM | 3AM to 12PM | 5AM to 2PM |
