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