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
| 5AM to 12AM | 9PM to 12PM | 2PM to 9AM |
| 11PM to 12PM | 1PM to 9PM | 3PM to 4AM |
| 5AM to 10AM | 3PM to 2PM | 4PM to 10AM |
| 5PM to 8PM | 11PM to 6PM | 7AM to 1AM |
| 8AM to 9AM | 4AM to 1PM | 5AM to 2PM |
| 9AM to 4AM | 1PM to 7PM | 8PM to 6PM |
