There are total 10 hours or 600 minutes from 8am to 6pm. In words, this duration is equal to ten hours or six hundred minutes.
How many hours from
| 4AM to 8AM | 1PM to 7PM | 12AM to 1AM |
| 1PM to 12PM | 12AM to 4PM | 11PM to 8AM |
| 8PM to 6AM | 11PM to 7AM | 1AM to 8PM |
| 8AM to 8PM | 2PM to 7PM | 7PM to 9PM |
| 1AM to 4PM | 4PM to 2PM | 12PM to 11AM |
| 2PM to 2AM | 5AM to 12AM | 3AM to 7AM |
