There are total 8 hours or 480 minutes from 4pm to 12am. In words, this duration is equal to eight hours or four hundred eighty minutes.
How many hours from
| 8PM to 9AM | 1AM to 6PM | 10AM to 4AM |
| 9AM to 1AM | 9AM to 6AM | 10PM to 5PM |
| 2AM to 10PM | 2AM to 10PM | 12PM to 7PM |
| 8AM to 4PM | 2PM to 4PM | 9AM to 2AM |
| 1PM to 8PM | 3PM to 3AM | 4AM to 3PM |
| 10PM to 2AM | 5AM to 11PM | 7AM to 3PM |
