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