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