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