No
Yes, it is.
Write it down. All terminating decimals are rational.
- 2 (A+)
2.4 is a fraction. It is a fraction in decimal form rather than in the form of a ratio. However, that does not stop it being a fraction. Its equivalent, in rational form, is 24/10. You can simplify this rational fraction if required.
2.4 is rational number that can be expressed as a fraction
No
13/24 is a rational number
No.
No. Any number with a terminating or repeating decimal expansion is rational."Rational" in numbers means that it can be expressed as a ratio of integers (i.e. a fraction) .... in this case, -12/5.
Yes, it is.
Write it down. All terminating decimals are rational.
irrational
Yes it is, as it can be expressed as a fraction.
Yes.
No. The square root of -24 isn't even real, let alone rational because the square root of any negative number is going to be an imaginary number.
No. It is a whole number so it is rational.