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