43rd B.P.S.C. (Pre) 1999

Which of the following statements is not correct.

a$\pi$ is an irrational number
be is a rational number
c$\sqrt{2}$ is an even number✓ Correct
d$\infty$ is a real number

Explanation

The Value of $\sqrt{2}$ is 1.414 hence $\sqrt{2}$ is not an even number.

general-mental-ability