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