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