Are the square roots of all positive integers irrational? If not, give an example of the square root of a number that is a rational number.

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

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

3. Find five rational numbers between 3/5 and 4/5.

Find six rational numbers between 3 and 4.

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