There are total 7 hours or 420 minutes from 8pm to 3am. In words, this duration is equal to seven hours or four hundred twenty minutes.
How many hours from
| 8PM to 10AM | 12PM to 9PM | 3PM to 4AM |
| 3PM to 5PM | 2AM to 12AM | 9PM to 10AM |
| 5AM to 5PM | 6AM to 11PM | 10PM to 11AM |
| 8PM to 8AM | 11AM to 12PM | 3PM to 7AM |
| 1PM to 2AM | 5PM to 12AM | 7PM to 7AM |
| 6AM to 8AM | 9PM to 11AM | 9AM to 9PM |