There are total 2 hours or 120 minutes from 1pm to 3pm. In words, this duration is equal to two hours or one hundred twenty minutes.
How many hours from
| 1PM to 7PM | 9PM to 11AM | 10AM to 11PM |
| 11AM to 2AM | 6PM to 4PM | 9PM to 8PM |
| 8AM to 11PM | 6AM to 2PM | 11AM to 11PM |
| 3AM to 1AM | 9AM to 11PM | 1AM to 11AM |
| 1PM to 11AM | 7AM to 9AM | 8AM to 11AM |
| 1PM to 4AM | 9PM to 10PM | 6PM to 1PM |