1. Is zero a rational number? Can you write it in the form \(\frac{p}{q}\), where p and q are integers and q ≠ 0?
2. Find six rational numbers between 3 and 4.
3. Find five rational numbers between \(3\over 5\) and \(4\over 5\).
4. State whether the following statements are true or false. Give reasons for your answers.
(i) Every natural number is a whole number.