The phrase "are practical and effective" is correct and usable in written English.
You can use it when describing solutions, methods, or approaches that are both useful and yield positive results.
Example: "The strategies we implemented are practical and effective, leading to significant improvements in productivity."
Alternatives: "are useful and efficient" or "are functional and successful".
The actual examples showed that the used methods are practical and effective.
These are practical and effective ways for the wealth and compassion of America to help all the Americas -- and introduce many of our own people to their nation's neighborhood...
Lawyers for Simms and O'Brien will explain that the European Court of Human Rights in Strasbourg has already plainly stated that its duty is to guarantee 'not rights that are theoretical or illusory, but rights that are practical and effective'.
We draw attention to these issues with the hope of insuring that any development initiatives that are implemented are practical and effective for leaders and organizations.
After applying the models to Greater Toronto and Hamilton Area (GTHA) and to Downtown Toronto, we show that the proposed models are practical and effective in determining the locations of charging stations.
Finally, numerical simulations demonstrate that the proposed pinning adaptive synchronization criteria are practical and effective to pin two-linked Hopfield neural networks to an equilibrium, periodic orbit and chaotic attractor.
"Voluntary best practices must be practical and effective, must respect privacy, due process, competition, free speech, and must protect legitimate uses of the Internet".
The government was keen to show that the new legislation was practical and effective.
The question now is whether this could be practical and effective in Long Island Sound".
At last, the approach is illustrated that is practical and effective through partitioning a practical system.
Experiments in the paper show that our solution is practical and effective.
