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