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