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