There are total 3 hours or 180 minutes from 6am to 9am. In words, this duration is equal to three hours or one hundred eighty minutes.
How many hours from
| 1PM to 2PM | 10AM to 7AM | 4AM to 12AM |
| 9AM to 2PM | 1PM to 12AM | 10PM to 2PM |
| 1AM to 5AM | 12AM to 7PM | 2AM to 7PM |
| 6AM to 12PM | 11AM to 6AM | 1PM to 5PM |
| 5PM to 11PM | 11PM to 5PM | 4PM to 5AM |
| 11AM to 10PM | 7PM to 10AM | 4AM to 12AM |
