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