Question

- Which subsets of the real number system does -2.8 belong? A.Rational and Integer.B.Irrational and Integer.C.Irrational onlyD. Rational only.

Answer 1

D. Rational only.

Explanation:

-2.8 is only rational.

It is not irrational because it is rational(decimal numbers are rational).

It is not integer because there is a decimal part.

So, the correct answer is:

D. Rational only.