<h3>Hm a irrational number is a number like this:</h3>
So adding a rational number, like 2, it would be irrational still:
That being said, answer C is wrong
Now, what is 2/2? Or 4/1? Whole numbers are one of the 3 types of rational numbers.
Thus the answer appears to be D
Now lets use the process of elimination to double check the answer:
The wording of your question is what will help us out here:
Which of the statements using operations on rational or irrational numbers <u>always results </u>in a <u>rational number?</u>
Because of that, any of the choices that involve a irrational number can result with another irrational number like so:
And there you go, the only answer that hasn't been proven wrong is answer D.
<h3>Now, if you like this answer and would like to see more please make sure to Like, Comment, and Rate this answer! Also, be sure to send me a friend request, I'm always up for a Challenge!</h3><h2>Thanks!</h2>