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