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