Question

Which number is irrational?

a.) √25

b.) √32

c.) √49

d.) √64

Answer 1

I think (B)
~IndexFinger :)

Answer 2

$\sqrt{25} = 5 \\ \sqrt{49} = 7 \\ \sqrt{64} = 8$
The square root of 32 returns a number which does not end in the decimal. This is the true definition of an irrational number.