Question : Directions: If A ÷ B means that A is the mother of B, A – B means that A is the father of B, and A + B means that A is the sister of B, then which of the following expressions shows that P is the mother of R?
Option 1: P + Q – R
Option 2: P ÷ Q + R
Option 3: P – R + Q
Option 4: Q + P – R
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Correct Answer: P ÷ Q + R
Solution : Given: A ÷ B means that A is the mother of B, A – B means that A is the father of B, and A + B means that A is the sister of B.
Let's check the options – First option: P + Q – R The family tree will be – Here, the quadrilateral represents the male, and the circular figure represents the female in the figure. So , P is the aunt of R. Second option: P ÷ Q + R The family tree will be – Here, the quadrilateral represents the male, and the circular figure represents the female in the figure. So , P is the mother of R. Third option: P – R + Q The family tree will be – Here, the quadrilateral represents the male, and the circular figure represents the female in the figure. So , P is the father of R. Fourth option: Q + P – R The family tree will be – Here, the quadrilateral represents the male, and the circular figure represents the female in the figure. So , P is the father of R.
Hence, the second option is correct.
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Question : Directions: If A – B means that A is the mother of B, A + B means that A is the father of B, and A ÷ B means that A is the sister of B, then which of the following expressions shows that P is the aunt of Q?
Question : Directions: If A × B means that A is the mother of B, A – B means that A is the father of B, and A ÷ B means that A is the sister of B, then which of the following expressions shows that P is the paternal grandmother of R?
Question : Directions: If K ÷ L means that K is the mother of L, K – L means that K is the father of L, and K × L means that K is the sister of L, then which of the following expressions shows that P is the paternal grandmother of R?
Question : Directions: If A ÷ B means that A is the father of B, A – B means that A is the mother of B, and A + B means that A is the brother of B then which of the following expressions shows that P is the mother of R?
Question : Directions: If A – B means that A is the brother of B, A + B means that A is the sister of B, and A ÷ B means that A is the father of B, then which of the following expressions shows that P is the paternal uncle of R?
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