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