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