There are total 20 hours or 1200 minutes from 5am to 1am. In words, this duration is equal to twenty hours or one thousand two hundred minutes.
How many hours from
| 2PM to 8PM | 10AM to 5AM | 9AM to 8PM |
| 12PM to 8PM | 8AM to 10PM | 9PM to 5PM |
| 1AM to 4PM | 7AM to 5AM | 12AM to 8AM |
| 11PM to 10PM | 2PM to 9AM | 11AM to 1AM |
| 1AM to 8PM | 10AM to 11PM | 12AM to 8PM |
| 11PM to 12PM | 1PM to 10AM | 11PM to 12AM |
