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