Is zero a rational number? Can you write it in the form $\dfrac{p}{q}$, where p and q are integers and q ≠ 0?

Find five rational numbers between $\dfrac{3}{5}$ and $\dfrac{4}{5}$.

State whether the following statements are true or false. Give reasons for your answers.

(i) Every natural number is a whole number.

(ii) Every integer is a whole number.

(iii) Every rational number is a whole number.

State whether the following statements are true or false. Justify your answers.

(i) Every irrational number is a real number.

(ii) Every point on the number line is of the form √m , where m is a natural number.

(iii) Every real number is an irrational number.