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?
Option 1: P + R ÷ Q
Option 2: Q ÷ R + P
Option 3: P ÷ R – Q
Option 4: R ÷ P – Q
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Correct Answer: P ÷ R – Q
Solution :
Given:
A – B ⇒ A is the mother of B
A + B ⇒ A is the father of B
A ÷ B ⇒ A is the sister of B
Let's check each option –
First option:
P + R ÷ Q
As per the given information, the family tree will be as follows –
Here, the quadrilateral represents the male, and the circular figure represents the female in the figure. So, P is the father of Q.
Second option:
Q ÷ R + P
As per the given information, the family tree will be as follows –
Here, the quadrilateral represents the male, and the circular figure represents the female in the figure. So, P is the niece or nephew of Q.
Third option:
P ÷ R – Q
As per the given information, the family tree will be as follows –
Here, the quadrilateral represents the male, and the circular figure represents the female in the figure. So, P is the aunt of Q.
Fourth option:
R ÷ P – Q
As per the given information, the family tree will be as follows –
Here, the quadrilateral represents the male, and the circular figure represents the female in the figure. So, P is the mother of Q.
Hence, the third option is correct.
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