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