Question

If $$x$$ and $$y$$ are integers and $$2x+y$$ is an odd number, which of the following is true?

Accepted Answer

$$y$$ must be odd.

Answer

$$x$$ cannot be odd.

Answer

$$x$$ and $$y$$ must both be odd.

Answer

$$y$$ cannot be odd.

Question 36 - Upper Level: Quantitative Reasoning Practice Test for the ISEE