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