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