Question

If $‘P\$Q^{\prime }$ means `P is the brother of Q', $‘P\#Q^{\prime }$ means `P is the mother of Q' and ${}^{\prime }P★Q^{\prime }$means `P is the daughter of Q', then who is the father in `$A\#B\$C★D$'?

• A. D
• B. B
• C. C
• D. Data inadequate
• E. None of these

Answer 1

The correct option is A D

Clearly, B and C are siblings, while A and D are parents. So, A is the mother. Hence, D must be the father.