There are total 15 hours or 900 minutes from 12am to 3pm. In words, this duration is equal to fifteen hours or nine hundred minutes.
How many hours from
| 5AM to 11AM | 8PM to 5AM | 9PM to 6PM |
| 8AM to 6AM | 10AM to 4PM | 5AM to 3PM |
| 4AM to 12AM | 4AM to 11PM | 12PM to 5AM |
| 12AM to 11AM | 4PM to 7PM | 2AM to 11AM |
| 5PM to 4AM | 1AM to 5AM | 1PM to 8AM |
| 8PM to 10AM | 9AM to 11PM | 3PM to 7AM |