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