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