There are total 20 hours or 1200 minutes from 10am to 6am. In words, this duration is equal to twenty hours or one thousand two hundred minutes.
How many hours from
| 7PM to 8PM | 1AM to 7PM | 4AM to 11PM |
| 11PM to 5PM | 7PM to 11PM | 7PM to 4AM |
| 4PM to 10PM | 7AM to 8PM | 2AM to 11AM |
| 12PM to 8PM | 7AM to 7PM | 8AM to 7PM |
| 9PM to 3AM | 9AM to 4AM | 5PM to 7AM |
| 6AM to 4AM | 4AM to 6PM | 7PM to 5PM |