There are total 8 hours or 480 minutes from 8am to 4pm. In words, this duration is equal to eight hours or four hundred eighty minutes.
How many hours from
| 2PM to 8AM | 5PM to 12PM | 3AM to 8PM |
| 6AM to 6PM | 12PM to 8AM | 2AM to 7AM |
| 8PM to 10PM | 4PM to 9PM | 8AM to 6PM |
| 10AM to 8PM | 10PM to 5AM | 6PM to 3AM |
| 12AM to 6PM | 10PM to 7PM | 5PM to 6AM |
| 7PM to 8AM | 1PM to 6AM | 1AM to 11AM |
