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