There are total 10 hours or 600 minutes from 9pm to 7am. In words, this duration is equal to ten hours or six hundred minutes.
How many hours from
| 3PM to 2PM | 5AM to 3PM | 10PM to 12PM |
| 2AM to 6AM | 9PM to 5PM | 11AM to 8AM |
| 12PM to 12AM | 1AM to 5PM | 2PM to 8AM |
| 7PM to 12AM | 5AM to 4AM | 3PM to 5PM |
| 7PM to 2AM | 11AM to 9AM | 6AM to 3AM |
| 1AM to 11AM | 8AM to 9AM | 2PM to 10AM |
