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