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