There are total 3 hours or 180 minutes from 1am to 4am. In words, this duration is equal to three hours or one hundred eighty minutes.
How many hours from
| 3PM to 3AM | 1PM to 12PM | 1PM to 9AM |
| 3AM to 2PM | 12PM to 8PM | 1PM to 8AM |
| 4PM to 12AM | 6PM to 3AM | 12PM to 9PM |
| 4PM to 10AM | 4AM to 11AM | 7AM to 4AM |
| 1PM to 4PM | 9AM to 6PM | 4PM to 1PM |
| 11PM to 1AM | 5AM to 10PM | 12AM to 5AM |
