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