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