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