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