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