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