There are total 18 hours or 1080 minutes from 3pm to 9am. In words, this duration is equal to eighteen hours or one thousand eighty minutes.
How many hours from
| 10AM to 9AM | 11PM to 8PM | 9PM to 6PM |
| 12AM to 4PM | 12PM to 1PM | 6AM to 8PM |
| 10AM to 7PM | 9PM to 2PM | 11AM to 6AM |
| 9PM to 11PM | 1AM to 3AM | 10PM to 7PM |
| 6AM to 11PM | 2AM to 2PM | 3PM to 5PM |
| 11PM to 10PM | 1PM to 6AM | 11PM to 10PM |