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
| 8PM to 5PM | 5PM to 4PM | 8AM to 5PM |
| 12PM to 2PM | 4PM to 8AM | 1AM to 2PM |
| 10PM to 12PM | 2AM to 10PM | 11PM to 1AM |
| 1PM to 3PM | 7PM to 7AM | 9AM to 8AM |
| 8AM to 6PM | 10PM to 6PM | 4AM to 5PM |
| 5PM to 3AM | 4PM to 5AM | 10AM to 5PM |
