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