(i) P ψ Q means P is mother of Q
(ii) P ∈ Q means P is sister of Q
(iii) P $ Q means P is father of Q
(iv) P # Q means P is brother of Q
$\text{If K ψ L ∈ M # N, then how K is related with N?}$
🎥 Video solution / Text Solution of this question is given below:
$\text{K ψ L ⇒ K is mother of L}$
$\text{L ∈ M ⇒ L is sister of M}$
$\text{M # N ⇒ M is brother of N}$
$\text{So L, M, N are siblings ⇒ K is mother of N.}$