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