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