There are total 15 hours or 900 minutes from 8pm to 11am. In words, this duration is equal to fifteen hours or nine hundred minutes.
How many hours from
| 1PM to 8PM | 11AM to 4PM | 11PM to 12PM |
| 4AM to 12PM | 5PM to 9PM | 2AM to 1PM |
| 7AM to 5AM | 6AM to 3PM | 3AM to 7PM |
| 9PM to 6PM | 3PM to 12PM | 1AM to 8PM |
| 6PM to 4AM | 2AM to 12PM | 10AM to 12PM |
| 8AM to 8PM | 12AM to 8PM | 4AM to 9AM |
