There are total 1 hours or 60 minutes from 1pm to 2pm. In words, this duration is equal to one hours or sixty minutes.
How many hours from
| 8PM to 5AM | 9AM to 7AM | 3PM to 12PM |
| 3AM to 9AM | 1AM to 12AM | 11AM to 10AM |
| 11AM to 3AM | 11PM to 3AM | 1AM to 9AM |
| 4PM to 12AM | 6PM to 2AM | 5PM to 4AM |
| 12PM to 7AM | 10PM to 9AM | 9PM to 7PM |
| 1AM to 12PM | 9PM to 1AM | 6AM to 8PM |
