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