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