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