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
| 6PM to 1AM | 9PM to 8AM | 4AM to 10AM |
| 3AM to 7PM | 9PM to 1AM | 10PM to 8AM |
| 12AM to 10PM | 11PM to 3PM | 4AM to 11PM |
| 4AM to 6AM | 7AM to 5AM | 8PM to 12AM |
| 3AM to 4PM | 2AM to 10AM | 4PM to 5PM |
| 3AM to 12PM | 6AM to 2PM | 6AM to 12PM |
