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