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