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