Statements: All dogs are cats. No cat is a bird. Conclusions: I. No dog is a bird. II. Some dogs are birds. Which conclusion(s) follow(s)? MCQ with Answer and Explanation
If 'A $ B' means A is the father of B; 'A # B' means A is the mother of B; 'A * B' means A is the sister of B, then in 'P $ Q # R * S', how is S related to P?
Explanation:
P is father of Q. Q is mother of R. R is sister of S. So S is child of Q, grandchild of P, but gender of S not known. Cannot be determined.
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