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