List the elements of the following set :

{x : x is a factor of 24}

List the elements of the following set :

{x : x ∈ Z and x² ≤ 4}

List the elements of the following set :

{x : 4 - 2x > -6, x ∈ Z}

State which of the following sets are finite and which are infinite :

(i) A = {x : x ∈ Z and x < 10}

(ii) B = {x : x ∈ W and 5x - 3 ≤ 20}

(iii) P = {y : y = 3x - 2, x ∈ N and x > 5}

(iv) M = ${\Big{x:x = \dfrac{3}{n}; n ∈ W \text{ and } 6 < n ≤ 15\Big}}$