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

