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