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