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