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