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