Question

Which of the following numbers

is not an integer?
A -3
B 0
C .5
D 2^5
E none of these

Answer 1

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• .5 is not an integers

• because .5=5/10
• so it is a fraction

Answer 2

C .5

Explanation:

An integer has to be a whole number

.5 is 5/10 which is a fraction, not a whole number