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