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