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