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