Yes.
Yes 1/2 is a rational number
As a number which can be expressed as a fraction, 1/2 is a rational number.
Yes, -1/2 is a rational number
The average of the two will be rational and it will be between them.
No, one half which is 1/2 is not a integer. Its a rational number.
The number -1/2 is a rational number, a negative integer divided by a positive integer.
The numerator must be an even number and the denominator is half of the numerator.
Rational: yes. Natural: no.
No because -1/2 is a rational number expressed as a fraction
1/2 is a rational number
It can be expressed as the ratio of two integers, 3/2.
5 = 5/1 is a rational number