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