There are total 5 hours or 300 minutes from 4am to 9am. In words, this duration is equal to five hours or three hundred minutes.
How many hours from
| 8AM to 9AM | 3AM to 3PM | 8PM to 1AM |
| 10PM to 2AM | 1PM to 9AM | 8PM to 10PM |
| 8AM to 10PM | 3PM to 2PM | 1PM to 5PM |
| 2AM to 11AM | 5AM to 12PM | 5PM to 2AM |
| 7AM to 8AM | 12PM to 5PM | 4PM to 10AM |
| 8PM to 1PM | 5AM to 2PM | 8PM to 11PM |
