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