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