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