There are total 11 hours or 660 minutes from 10am to 9pm. In words, this duration is equal to eleven hours or six hundred sixty minutes.
How many hours from
| 5PM to 8PM | 8PM to 4AM | 8PM to 2AM |
| 1AM to 7PM | 9AM to 12PM | 4AM to 11PM |
| 3AM to 1AM | 6PM to 10PM | 7PM to 10AM |
| 4PM to 2PM | 1AM to 5AM | 11PM to 8AM |
| 5AM to 7AM | 11PM to 8PM | 4PM to 11AM |
| 5PM to 10PM | 8AM to 12AM | 11PM to 4AM |
