There are total 16 hours or 960 minutes from 12am to 4pm. In words, this duration is equal to sixteen hours or nine hundred sixty minutes.
How many hours from
| 1AM to 4PM | 5PM to 1AM | 2PM to 3AM |
| 1AM to 4AM | 11AM to 10PM | 10AM to 8AM |
| 10AM to 12PM | 1PM to 4AM | 1AM to 3AM |
| 1PM to 5PM | 1AM to 9AM | 6AM to 10AM |
| 2PM to 8AM | 4PM to 1PM | 12AM to 12PM |
| 1AM to 10AM | 8AM to 11AM | 9PM to 7PM |