There are total 8 hours or 480 minutes from 7am to 3pm. In words, this duration is equal to eight hours or four hundred eighty minutes.
How many hours from
| 9PM to 9AM | 12PM to 11PM | 12PM to 12AM |
| 1PM to 10PM | 5AM to 6PM | 8PM to 7PM |
| 11AM to 8AM | 6AM to 7AM | 1AM to 12PM |
| 11PM to 6AM | 3PM to 6AM | 1AM to 12PM |
| 1AM to 1PM | 5AM to 9AM | 11PM to 12PM |
| 9AM to 11AM | 11PM to 10AM | 1AM to 11PM |
