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
| 11AM to 12AM | 11PM to 6AM | 12PM to 7AM |
| 5PM to 3PM | 10AM to 4PM | 10PM to 7PM |
| 8AM to 3AM | 7PM to 12PM | 8PM to 6AM |
| 1AM to 3PM | 1AM to 4PM | 6AM to 8PM |
| 1PM to 4AM | 6AM to 2AM | 6AM to 1PM |
| 5AM to 7PM | 7AM to 3PM | 3AM to 9AM |
