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