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