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