There are total 9 hours or 540 minutes from 1pm to 10pm. In words, this duration is equal to nine hours or five hundred forty minutes.
How many hours from
| 5PM to 10PM | 8AM to 2PM | 1PM to 8AM |
| 5PM to 7AM | 6AM to 11AM | 5PM to 1AM |
| 1PM to 12AM | 11PM to 8PM | 3PM to 10PM |
| 5AM to 9PM | 4PM to 10PM | 6AM to 5AM |
| 7PM to 5AM | 7PM to 2PM | 4PM to 10AM |
| 8AM to 5AM | 2AM to 8AM | 5AM to 5PM |
