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