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