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