There are total 3 hours or 180 minutes from 4am to 7am. In words, this duration is equal to three hours or one hundred eighty minutes.
How many hours from
| 4AM to 8AM | 4AM to 5PM | 6PM to 6AM |
| 3PM to 5PM | 8AM to 9PM | 7PM to 2AM |
| 9AM to 12PM | 10AM to 11AM | 2PM to 11PM |
| 9PM to 4AM | 1AM to 4AM | 7AM to 4AM |
| 6AM to 5PM | 3AM to 5PM | 1AM to 9PM |
| 11PM to 8AM | 5AM to 9AM | 9PM to 8AM |