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
| 7PM to 1PM | 5PM to 11AM | 1AM to 1PM |
| 6AM to 3AM | 11PM to 1AM | 10PM to 2AM |
| 1AM to 9PM | 5PM to 9PM | 2PM to 1AM |
| 6AM to 3AM | 12AM to 6AM | 12PM to 1AM |
| 10AM to 12AM | 3AM to 10PM | 9PM to 10AM |
| 11AM to 9PM | 7AM to 2AM | 9AM to 2AM |
