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