There are total 9 hours or 540 minutes from 4pm to 1am. In words, this duration is equal to nine hours or five hundred forty minutes.
How many hours from
| 5AM to 11AM | 12PM to 3AM | 4AM to 1AM |
| 4PM to 6AM | 6AM to 12AM | 12AM to 6PM |
| 4PM to 7AM | 4PM to 8PM | 7AM to 9PM |
| 8AM to 12PM | 7AM to 11PM | 5PM to 8AM |
| 6PM to 1AM | 4PM to 12PM | 5PM to 1AM |
| 7AM to 6PM | 10AM to 8PM | 4AM to 10PM |
