There are total 12 hours or 720 minutes from 6am to 6pm. In words, this duration is equal to twelve hours or seven hundred twenty minutes.
How many hours from
| 3PM to 9PM | 10AM to 7AM | 1PM to 11AM |
| 7AM to 1PM | 4AM to 6AM | 4AM to 1PM |
| 9PM to 10AM | 3PM to 5AM | 4AM to 11AM |
| 5AM to 10AM | 12AM to 1AM | 9AM to 12AM |
| 8PM to 6AM | 1AM to 4AM | 6PM to 3AM |
| 8PM to 12AM | 12AM to 10AM | 11AM to 9PM |
