There are total 2 hours or 120 minutes from 4am to 6am. In words, this duration is equal to two hours or one hundred twenty minutes.
How many hours from
| 6AM to 5AM | 8PM to 9PM | 5AM to 8PM |
| 9AM to 4PM | 5PM to 6AM | 8PM to 4PM |
| 6AM to 1AM | 5PM to 2AM | 1AM to 2AM |
| 5AM to 11PM | 6AM to 11AM | 8PM to 10AM |
| 10AM to 11PM | 11AM to 4PM | 12PM to 11PM |
| 7AM to 2AM | 5PM to 2AM | 5AM to 8AM |
