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