There are total 4 hours or 240 minutes from 4pm to 8pm. In words, this duration is equal to four hours or two hundred forty minutes.
How many hours from
| 9PM to 11AM | 11AM to 7PM | 11AM to 11PM |
| 9PM to 11AM | 9PM to 5PM | 8PM to 12PM |
| 8AM to 10PM | 5PM to 6PM | 10PM to 9AM |
| 11PM to 2AM | 6PM to 7AM | 8AM to 2PM |
| 12AM to 7AM | 5PM to 3AM | 2PM to 1PM |
| 7PM to 11AM | 10AM to 8PM | 11AM to 11PM |
