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