There are total 3 hours or 180 minutes from 6pm to 9pm. In words, this duration is equal to three hours or one hundred eighty minutes.
How many hours from
| 8AM to 1PM | 1AM to 11PM | 12PM to 8PM |
| 12PM to 9AM | 3AM to 3PM | 2AM to 5AM |
| 8AM to 5PM | 1AM to 9PM | 11PM to 1PM |
| 4PM to 9PM | 2AM to 6AM | 10PM to 1PM |
| 5AM to 2AM | 5PM to 11PM | 12PM to 2PM |
| 10AM to 6AM | 1AM to 5PM | 6AM to 12AM |
