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