Which of the following numbers is a rational number? surd 2 -5/8 pi surd 3 1 point

The correct answer is $-5/8$.<br /><br />A rational number is a number that can be expressed as of two integers, where the denominator is not zero. In this case, $-5/8$ is a rational number because it can be expressed as the ratio of two integers, $-5$ and $8$.<br /><br />The other options, $\surd 2$, $\pi$, and $\surd 3$, are all irrational numbers. An irrational number is a number that cannot be expressed as the ratio of two integers. These numbers have non-repeating, non-terminating decimal expansions.