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