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