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