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