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