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