There are total 20 hours or 1200 minutes from 4pm to 12pm. In words, this duration is equal to twenty hours or one thousand two hundred minutes.
How many hours from
| 3PM to 1AM | 3PM to 4AM | 7PM to 1PM |
| 12PM to 10PM | 8PM to 7AM | 12AM to 12PM |
| 11PM to 10AM | 10PM to 5AM | 1PM to 7PM |
| 10AM to 11AM | 3AM to 1PM | 5PM to 8AM |
| 9PM to 12PM | 9AM to 9PM | 8PM to 10AM |
| 8AM to 12AM | 1AM to 12PM | 8PM to 6PM |
