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