There are total 4 hours or 240 minutes from 4am to 8am. In words, this duration is equal to four hours or two hundred forty minutes.
How many hours from
| 3AM to 9PM | 11PM to 12AM | 9PM to 10AM |
| 6PM to 10PM | 7AM to 12PM | 8AM to 7AM |
| 9AM to 3AM | 1AM to 8AM | 2AM to 6PM |
| 9AM to 12PM | 8PM to 12PM | 11AM to 1PM |
| 1AM to 6AM | 9PM to 11AM | 6PM to 7AM |
| 3PM to 7PM | 2PM to 7PM | 9PM to 10PM |
