There are total 18 hours or 1080 minutes from 9pm to 3pm. In words, this duration is equal to eighteen hours or one thousand eighty minutes.
How many hours from
| 1AM to 12PM | 11AM to 2PM | 10PM to 2PM |
| 6PM to 4PM | 6AM to 1AM | 6PM to 8AM |
| 1PM to 9AM | 6AM to 4AM | 8PM to 5AM |
| 8PM to 7AM | 7PM to 4PM | 8PM to 8AM |
| 1PM to 6AM | 12AM to 9PM | 4PM to 10PM |
| 3PM to 5PM | 10AM to 5PM | 7PM to 8PM |