Question : Directions: If P × Q means that P is the mother of Q, P + Q means that P is the father of Q, and P ÷ Q means that P is the sister of Q, then which of the following expressions shows that A is the maternal aunt of C?
Option 1: A ÷ B + C
Option 2: C × B ÷ A
Option 3: A ÷ B × C
Option 4: B ÷ C × A
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Correct Answer: A ÷ B × C
Solution : Let's check the options – First option: A ÷ B + C According to the given expression, the family tree will be as follows – Here, the quadrilateral represents the male, and the circular figure represents the female in the figure. From the above family tree, it is evident that A is the paternal aunt of C. Second option: C × B ÷ A According to the given expression, the family tree will be as follows – Here, the quadrilateral represents the male, and the circular figure represents the female in the figure. From the above family tree, it is evident that A is either the daughter or the son of C, as the gender of A is undefined. Third option: A ÷ B × C According to the given expression, the family tree will be as follows – Here, the quadrilateral represents the male, and the circular figure represents the female in the figure. From the above family tree, it is evident that A is the maternal aunt of C. Fourth option: B ÷ C × A According to the given expression, the family tree will be as follows –
Here, the quadrilateral represents the male, and the circular figure represents the female in the figure. From the above family tree, it is evident that A is either the son or the daughter of C, as the gender of A is undefined.
So, only the expression in the third option satisfies the relation given in the question. Hence, the third option is correct.
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