Question

Which number is an integer?
-3/4
0
2.3
pi

Answer 1

The answer is 0, since integers are whole numbers.

Answer 2

0 is an integer.

Explanation:

An integer is a whole number ( and is not a fraction) which could be positive as well as negative or zero. integer comes in the category of Rational numbers i.e. they are contained in Rational numbers.

The set of integers are:

{...............-3, -2 , -1 , 0, 1 ,2 ,3,..........}

Hence the answer is:

0 is an integer.

( whereas -3/4 and 2.3 which could also be written as 23/10 are rational numbers but are not integers.

and pi (π ) is an irrational number )