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