There are total 9 hours or 540 minutes from 3am to 12pm. In words, this duration is equal to nine hours or five hundred forty minutes.
How many hours from
| 1PM to 5PM | 5AM to 9PM | 10PM to 8AM |
| 4PM to 7AM | 9AM to 3AM | 10AM to 11PM |
| 1AM to 11AM | 2AM to 6PM | 6AM to 5AM |
| 8AM to 5PM | 4AM to 11AM | 1AM to 5AM |
| 6PM to 5PM | 12PM to 11PM | 6AM to 5AM |
| 4AM to 3AM | 11PM to 1AM | 6AM to 2AM |
