Question 63562
{2,-1,6/2,(sqrt)2,3.14(pi),5/3}

<b>Which are rational numbers, whole numbers, real numbers and irrational?</b>

2 is a whole number.
-1 is a whole number.
6/2 = 3, which is a whole number.
sqrt(2) is irrational. It cannot be expressed as the ratio of two integers.
Pi is irrational.
5/3 is rational.