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
| 10AM to 1PM | 6PM to 12AM | 12AM to 9PM |
| 6AM to 10AM | 6PM to 2PM | 3AM to 2AM |
| 11PM to 2AM | 6AM to 7AM | 11AM to 6PM |
| 5PM to 4AM | 10PM to 7PM | 6AM to 3AM |
| 7AM to 9PM | 3PM to 10PM | 7AM to 5PM |
| 11AM to 12PM | 6AM to 8AM | 8AM to 11PM |
