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 11PM | 9PM to 3PM | 3PM to 10AM |
| 4PM to 8AM | 7AM to 8PM | 8PM to 12AM |
| 5PM to 4PM | 5AM to 1AM | 5AM to 7PM |
| 3PM to 8AM | 6AM to 3AM | 6PM to 10PM |
| 6PM to 7AM | 12AM to 6AM | 6AM to 1AM |
| 11AM to 12AM | 1AM to 9AM | 10AM to 1PM |
