There are total 20 hours or 1200 minutes from 9am to 5am. In words, this duration is equal to twenty hours or one thousand two hundred minutes.
How many hours from
| 12AM to 5PM | 5PM to 12AM | 8AM to 11PM |
| 8PM to 6AM | 9AM to 11AM | 6AM to 4AM |
| 5PM to 6PM | 11PM to 7PM | 6PM to 7PM |
| 4PM to 10PM | 10AM to 6PM | 7AM to 8PM |
| 4AM to 5AM | 1AM to 2PM | 8AM to 1PM |
| 6AM to 10AM | 8PM to 7PM | 12PM to 4PM |
