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