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