There are total 12 hours or 720 minutes from 8am to 8pm. In words, this duration is equal to twelve hours or seven hundred twenty minutes.
How many hours from
| 7PM to 4PM | 5AM to 3PM | 3AM to 7PM |
| 9AM to 7PM | 12AM to 11PM | 2AM to 5AM |
| 2PM to 3AM | 11PM to 4AM | 3PM to 2PM |
| 1PM to 8AM | 5PM to 9AM | 12AM to 11AM |
| 6AM to 3PM | 12AM to 4AM | 12AM to 4AM |
| 1AM to 5PM | 4AM to 11AM | 1PM to 8PM |
