There are total 2 hours or 120 minutes from 1am to 3am. In words, this duration is equal to two hours or one hundred twenty minutes.
How many hours from
| 11AM to 3AM | 2PM to 5PM | 11AM to 8AM |
| 7AM to 12PM | 12PM to 7PM | 6AM to 5PM |
| 6AM to 5PM | 8AM to 4AM | 7AM to 12AM |
| 8PM to 1PM | 6PM to 9PM | 1PM to 11AM |
| 12AM to 1PM | 2AM to 9AM | 11AM to 5AM |
| 12AM to 1AM | 10AM to 8AM | 2PM to 8AM |
