There are total 9 hours or 540 minutes from 7pm to 4am. In words, this duration is equal to nine hours or five hundred forty minutes.
How many hours from
| 8PM to 5AM | 11PM to 4AM | 11PM to 1PM |
| 5PM to 10AM | 2AM to 4AM | 4PM to 1PM |
| 5AM to 9AM | 10PM to 4PM | 1PM to 3AM |
| 3AM to 1AM | 11PM to 3AM | 4AM to 7AM |
| 10PM to 2PM | 1PM to 9AM | 11PM to 12PM |
| 10PM to 4AM | 10AM to 3AM | 11AM to 8AM |
