There are total 19 hours or 1140 minutes from 9am to 4am. In words, this duration is equal to nineteen hours or one thousand one hundred forty minutes.
How many hours from
| 5AM to 5PM | 4PM to 7AM | 3AM to 7AM |
| 9PM to 8PM | 1AM to 11PM | 8AM to 10PM |
| 2AM to 9AM | 3PM to 9AM | 7AM to 8AM |
| 5PM to 11AM | 9AM to 10PM | 10AM to 1AM |
| 5AM to 11AM | 3PM to 7PM | 6PM to 1AM |
| 3PM to 2AM | 8PM to 1PM | 11AM to 12AM |
