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