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
| 9PM to 6AM | 5AM to 4PM | 11AM to 2AM |
| 12PM to 3PM | 4PM to 7AM | 7PM to 12PM |
| 10AM to 9PM | 10PM to 10AM | 4AM to 12AM |
| 8PM to 5PM | 2AM to 8PM | 10AM to 10PM |
| 10PM to 9AM | 6AM to 1PM | 6AM to 3AM |
| 8PM to 9AM | 3AM to 12PM | 2AM to 6PM |
