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