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