Question

Solve 24x < 100, when 

(i) x is a natural number 

(ii) x is an integer.

Answer 1

Given: 24x < 100

x < 100/24 = 4.16

(i) when x ∈ N, solution set ={ 1, 2, 3, 4} 

(ii) when x ∈ Z, 

∴ Solution set = {… -3, -2, -1, 0,1, 2, 3, 4}