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