A = {: 11 – 5 > 7 + 3, ε R} & B = {: 18 – 9 > 12 + 15, ε R}. Find the range of set A ∩ B and represent it on a number line.
> 2, ε R
> 5, ε R
> 6, ε R
> 5.5, ε R
> 4, ε R
Solve the inequation:12 + 11/6 < 5 + 3; ε R. Represent the solution on a number line.