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